Home / 8,723.92-13,066.08-4,331.56

Finding the Fourth Proportional to 8,723.92, 13,066.08 and 4,331.56

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Solution

The fourth proportional to 8,723.92, 13,066.08 and 4,331.56 is: 6,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.92 : 13,066.08 = 4,331.56 : x
  2. Step 2: Convert to fraction form
    8,723.92/13,066.08 = 4,331.56/x
  3. Step 3: Cross multiply
    8,723.92x = 13,066.08 × 4,331.56
  4. Step 4: Simplify right side
    8,723.92x = 56,596,509.48
  5. Step 5: Solve for x
    x = 56,596,509.48/8,723.92
  6. Step 6: Final answer
    x = 6,487.51

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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.