Home / 5,666.97-8,502.80-4,509.21

Finding the Fourth Proportional to 5,666.97, 8,502.80 and 4,509.21

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Solution

The fourth proportional to 5,666.97, 8,502.80 and 4,509.21 is: 6,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.97 : 8,502.80 = 4,509.21 : x
  2. Step 2: Convert to fraction form
    5,666.97/8,502.80 = 4,509.21/x
  3. Step 3: Cross multiply
    5,666.97x = 8,502.80 × 4,509.21
  4. Step 4: Simplify right side
    5,666.97x = 38,340,910.79
  5. Step 5: Solve for x
    x = 38,340,910.79/5,666.97
  6. Step 6: Final answer
    x = 6,765.68

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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.