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Finding the Fourth Proportional to 5,605.99, 8,408.98 and 1,710.36

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Solution

The fourth proportional to 5,605.99, 8,408.98 and 1,710.36 is: 2,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.99 : 8,408.98 = 1,710.36 : x
  2. Step 2: Convert to fraction form
    5,605.99/8,408.98 = 1,710.36/x
  3. Step 3: Cross multiply
    5,605.99x = 8,408.98 × 1,710.36
  4. Step 4: Simplify right side
    5,605.99x = 14,382,383.03
  5. Step 5: Solve for x
    x = 14,382,383.03/5,605.99
  6. Step 6: Final answer
    x = 2,565.54

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.