Home / 8,672.07-11,966.56-4,895.45

Finding the Fourth Proportional to 8,672.07, 11,966.56 and 4,895.45

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Solution

The fourth proportional to 8,672.07, 11,966.56 and 4,895.45 is: 6,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672.07 : 11,966.56 = 4,895.45 : x
  2. Step 2: Convert to fraction form
    8,672.07/11,966.56 = 4,895.45/x
  3. Step 3: Cross multiply
    8,672.07x = 11,966.56 × 4,895.45
  4. Step 4: Simplify right side
    8,672.07x = 58,581,624.08
  5. Step 5: Solve for x
    x = 58,581,624.08/8,672.07
  6. Step 6: Final answer
    x = 6,755.21

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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.