Home / 9,019.08-13,463.55-8,614.76

Finding the Fourth Proportional to 9,019.08, 13,463.55 and 8,614.76

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Solution

The fourth proportional to 9,019.08, 13,463.55 and 8,614.76 is: 12,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.08 : 13,463.55 = 8,614.76 : x
  2. Step 2: Convert to fraction form
    9,019.08/13,463.55 = 8,614.76/x
  3. Step 3: Cross multiply
    9,019.08x = 13,463.55 × 8,614.76
  4. Step 4: Simplify right side
    9,019.08x = 115,985,184.68
  5. Step 5: Solve for x
    x = 115,985,184.68/9,019.08
  6. Step 6: Final answer
    x = 12,859.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.