Home / 9,081.61-12,532.95-5,102.64

Finding the Fourth Proportional to 9,081.61, 12,532.95 and 5,102.64

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Solution

The fourth proportional to 9,081.61, 12,532.95 and 5,102.64 is: 7,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.61 : 12,532.95 = 5,102.64 : x
  2. Step 2: Convert to fraction form
    9,081.61/12,532.95 = 5,102.64/x
  3. Step 3: Cross multiply
    9,081.61x = 12,532.95 × 5,102.64
  4. Step 4: Simplify right side
    9,081.61x = 63,951,131.99
  5. Step 5: Solve for x
    x = 63,951,131.99/9,081.61
  6. Step 6: Final answer
    x = 7,041.83

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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.