Home / 5,666.27-8,498.12-2,155.02

Finding the Fourth Proportional to 5,666.27, 8,498.12 and 2,155.02

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Solution

The fourth proportional to 5,666.27, 8,498.12 and 2,155.02 is: 3,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.27 : 8,498.12 = 2,155.02 : x
  2. Step 2: Convert to fraction form
    5,666.27/8,498.12 = 2,155.02/x
  3. Step 3: Cross multiply
    5,666.27x = 8,498.12 × 2,155.02
  4. Step 4: Simplify right side
    5,666.27x = 18,313,607.79
  5. Step 5: Solve for x
    x = 18,313,607.79/5,666.27
  6. Step 6: Final answer
    x = 3,232.04

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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.