Home / 10,040.87-15,061.45-2,646.08

Finding the Fourth Proportional to 10,040.87, 15,061.45 and 2,646.08

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Solution

The fourth proportional to 10,040.87, 15,061.45 and 2,646.08 is: 3,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.87 : 15,061.45 = 2,646.08 : x
  2. Step 2: Convert to fraction form
    10,040.87/15,061.45 = 2,646.08/x
  3. Step 3: Cross multiply
    10,040.87x = 15,061.45 × 2,646.08
  4. Step 4: Simplify right side
    10,040.87x = 39,853,726.31
  5. Step 5: Solve for x
    x = 39,853,726.31/10,040.87
  6. Step 6: Final answer
    x = 3,969.15

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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.