Home / 10,040.97-15,061.56-2,646.48

Finding the Fourth Proportional to 10,040.97, 15,061.56 and 2,646.48

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Solution

The fourth proportional to 10,040.97, 15,061.56 and 2,646.48 is: 3,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.97 : 15,061.56 = 2,646.48 : x
  2. Step 2: Convert to fraction form
    10,040.97/15,061.56 = 2,646.48/x
  3. Step 3: Cross multiply
    10,040.97x = 15,061.56 × 2,646.48
  4. Step 4: Simplify right side
    10,040.97x = 39,860,117.31
  5. Step 5: Solve for x
    x = 39,860,117.31/10,040.97
  6. Step 6: Final answer
    x = 3,969.75

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1.5x scale

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.