Home / 5,610.84-8,417.82-4,998.78

Finding the Fourth Proportional to 5,610.84, 8,417.82 and 4,998.78

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Solution

The fourth proportional to 5,610.84, 8,417.82 and 4,998.78 is: 7,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.84 : 8,417.82 = 4,998.78 : x
  2. Step 2: Convert to fraction form
    5,610.84/8,417.82 = 4,998.78/x
  3. Step 3: Cross multiply
    5,610.84x = 8,417.82 × 4,998.78
  4. Step 4: Simplify right side
    5,610.84x = 42,078,830.26
  5. Step 5: Solve for x
    x = 42,078,830.26/5,610.84
  6. Step 6: Final answer
    x = 7,499.56

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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.