Home / 10,256.86-15,387.35-3,683.56

Finding the Fourth Proportional to 10,256.86, 15,387.35 and 3,683.56

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Solution

The fourth proportional to 10,256.86, 15,387.35 and 3,683.56 is: 5,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.86 : 15,387.35 = 3,683.56 : x
  2. Step 2: Convert to fraction form
    10,256.86/15,387.35 = 3,683.56/x
  3. Step 3: Cross multiply
    10,256.86x = 15,387.35 × 3,683.56
  4. Step 4: Simplify right side
    10,256.86x = 56,680,226.97
  5. Step 5: Solve for x
    x = 56,680,226.97/10,256.86
  6. Step 6: Final answer
    x = 5,526.08

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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.