Home / 10,170.08-15,196.82-7,752.43

Finding the Fourth Proportional to 10,170.08, 15,196.82 and 7,752.43

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Solution

The fourth proportional to 10,170.08, 15,196.82 and 7,752.43 is: 11,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.08 : 15,196.82 = 7,752.43 : x
  2. Step 2: Convert to fraction form
    10,170.08/15,196.82 = 7,752.43/x
  3. Step 3: Cross multiply
    10,170.08x = 15,196.82 × 7,752.43
  4. Step 4: Simplify right side
    10,170.08x = 117,812,307.11
  5. Step 5: Solve for x
    x = 117,812,307.11/10,170.08
  6. Step 6: Final answer
    x = 11,584.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.