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Finding the Fourth Proportional to 10,671.35, 14,727.02 and 6,895.13

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Solution

The fourth proportional to 10,671.35, 14,727.02 and 6,895.13 is: 9,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.35 : 14,727.02 = 6,895.13 : x
  2. Step 2: Convert to fraction form
    10,671.35/14,727.02 = 6,895.13/x
  3. Step 3: Cross multiply
    10,671.35x = 14,727.02 × 6,895.13
  4. Step 4: Simplify right side
    10,671.35x = 101,544,609.30
  5. Step 5: Solve for x
    x = 101,544,609.30/10,671.35
  6. Step 6: Final answer
    x = 9,515.63

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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.