Home / 5,560.29-8,339.34-5,205.63

Finding the Fourth Proportional to 5,560.29, 8,339.34 and 5,205.63

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Solution

The fourth proportional to 5,560.29, 8,339.34 and 5,205.63 is: 7,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.29 : 8,339.34 = 5,205.63 : x
  2. Step 2: Convert to fraction form
    5,560.29/8,339.34 = 5,205.63/x
  3. Step 3: Cross multiply
    5,560.29x = 8,339.34 × 5,205.63
  4. Step 4: Simplify right side
    5,560.29x = 43,411,518.48
  5. Step 5: Solve for x
    x = 43,411,518.48/5,560.29
  6. Step 6: Final answer
    x = 7,807.42

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Half scale
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Double scale
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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.