Home / 10,331.07-15,496.46-2,539.95

Finding the Fourth Proportional to 10,331.07, 15,496.46 and 2,539.95

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Solution

The fourth proportional to 10,331.07, 15,496.46 and 2,539.95 is: 3,809.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.07 : 15,496.46 = 2,539.95 : x
  2. Step 2: Convert to fraction form
    10,331.07/15,496.46 = 2,539.95/x
  3. Step 3: Cross multiply
    10,331.07x = 15,496.46 × 2,539.95
  4. Step 4: Simplify right side
    10,331.07x = 39,360,233.58
  5. Step 5: Solve for x
    x = 39,360,233.58/10,331.07
  6. Step 6: Final answer
    x = 3,809.89

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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.