Home / 10,547.11-15,822.29-3,524.95

Finding the Fourth Proportional to 10,547.11, 15,822.29 and 3,524.95

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Solution

The fourth proportional to 10,547.11, 15,822.29 and 3,524.95 is: 5,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.11 : 15,822.29 = 3,524.95 : x
  2. Step 2: Convert to fraction form
    10,547.11/15,822.29 = 3,524.95/x
  3. Step 3: Cross multiply
    10,547.11x = 15,822.29 × 3,524.95
  4. Step 4: Simplify right side
    10,547.11x = 55,772,781.14
  5. Step 5: Solve for x
    x = 55,772,781.14/10,547.11
  6. Step 6: Final answer
    x = 5,287.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.