Home / 10,213.65-14,098.56-7,702.95

Finding the Fourth Proportional to 10,213.65, 14,098.56 and 7,702.95

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Solution

The fourth proportional to 10,213.65, 14,098.56 and 7,702.95 is: 10,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.65 : 14,098.56 = 7,702.95 : x
  2. Step 2: Convert to fraction form
    10,213.65/14,098.56 = 7,702.95/x
  3. Step 3: Cross multiply
    10,213.65x = 14,098.56 × 7,702.95
  4. Step 4: Simplify right side
    10,213.65x = 108,600,502.75
  5. Step 5: Solve for x
    x = 108,600,502.75/10,213.65
  6. Step 6: Final answer
    x = 10,632.88

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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.