Home / 9,002.56-12,416.52-5,859.76

Finding the Fourth Proportional to 9,002.56, 12,416.52 and 5,859.76

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Solution

The fourth proportional to 9,002.56, 12,416.52 and 5,859.76 is: 8,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002.56 : 12,416.52 = 5,859.76 : x
  2. Step 2: Convert to fraction form
    9,002.56/12,416.52 = 5,859.76/x
  3. Step 3: Cross multiply
    9,002.56x = 12,416.52 × 5,859.76
  4. Step 4: Simplify right side
    9,002.56x = 72,757,827.24
  5. Step 5: Solve for x
    x = 72,757,827.24/9,002.56
  6. Step 6: Final answer
    x = 8,081.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.