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Finding the Fourth Proportional to 8,752.06, 13,117.11 and 6,895.86

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Solution

The fourth proportional to 8,752.06, 13,117.11 and 6,895.86 is: 10,335.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.06 : 13,117.11 = 6,895.86 : x
  2. Step 2: Convert to fraction form
    8,752.06/13,117.11 = 6,895.86/x
  3. Step 3: Cross multiply
    8,752.06x = 13,117.11 × 6,895.86
  4. Step 4: Simplify right side
    8,752.06x = 90,453,754.16
  5. Step 5: Solve for x
    x = 90,453,754.16/8,752.06
  6. Step 6: Final answer
    x = 10,335.14

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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.