Home / 3,557.28-5,329.08-2,773.62

Finding the Fourth Proportional to 3,557.28, 5,329.08 and 2,773.62

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Solution

The fourth proportional to 3,557.28, 5,329.08 and 2,773.62 is: 4,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.28 : 5,329.08 = 2,773.62 : x
  2. Step 2: Convert to fraction form
    3,557.28/5,329.08 = 2,773.62/x
  3. Step 3: Cross multiply
    3,557.28x = 5,329.08 × 2,773.62
  4. Step 4: Simplify right side
    3,557.28x = 14,780,842.87
  5. Step 5: Solve for x
    x = 14,780,842.87/3,557.28
  6. Step 6: Final answer
    x = 4,155.10

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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.