Home / 3,555.28-5,332.87-1,606.12

Finding the Fourth Proportional to 3,555.28, 5,332.87 and 1,606.12

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Solution

The fourth proportional to 3,555.28, 5,332.87 and 1,606.12 is: 2,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.28 : 5,332.87 = 1,606.12 : x
  2. Step 2: Convert to fraction form
    3,555.28/5,332.87 = 1,606.12/x
  3. Step 3: Cross multiply
    3,555.28x = 5,332.87 × 1,606.12
  4. Step 4: Simplify right side
    3,555.28x = 8,565,229.16
  5. Step 5: Solve for x
    x = 8,565,229.16/3,555.28
  6. Step 6: Final answer
    x = 2,409.16

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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.