Home / 10,672.62-14,725.71-6,480.06

Finding the Fourth Proportional to 10,672.62, 14,725.71 and 6,480.06

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Solution

The fourth proportional to 10,672.62, 14,725.71 and 6,480.06 is: 8,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.62 : 14,725.71 = 6,480.06 : x
  2. Step 2: Convert to fraction form
    10,672.62/14,725.71 = 6,480.06/x
  3. Step 3: Cross multiply
    10,672.62x = 14,725.71 × 6,480.06
  4. Step 4: Simplify right side
    10,672.62x = 95,423,484.34
  5. Step 5: Solve for x
    x = 95,423,484.34/10,672.62
  6. Step 6: Final answer
    x = 8,940.96

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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.