Home / 10,635.95-15,955.38-3,614.08

Finding the Fourth Proportional to 10,635.95, 15,955.38 and 3,614.08

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Solution

The fourth proportional to 10,635.95, 15,955.38 and 3,614.08 is: 5,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.95 : 15,955.38 = 3,614.08 : x
  2. Step 2: Convert to fraction form
    10,635.95/15,955.38 = 3,614.08/x
  3. Step 3: Cross multiply
    10,635.95x = 15,955.38 × 3,614.08
  4. Step 4: Simplify right side
    10,635.95x = 57,664,019.75
  5. Step 5: Solve for x
    x = 57,664,019.75/10,635.95
  6. Step 6: Final answer
    x = 5,421.61

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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.