Home / 10,432.18-15,642.60-4,803.76

Finding the Fourth Proportional to 10,432.18, 15,642.60 and 4,803.76

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Solution

The fourth proportional to 10,432.18, 15,642.60 and 4,803.76 is: 7,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.18 : 15,642.60 = 4,803.76 : x
  2. Step 2: Convert to fraction form
    10,432.18/15,642.60 = 4,803.76/x
  3. Step 3: Cross multiply
    10,432.18x = 15,642.60 × 4,803.76
  4. Step 4: Simplify right side
    10,432.18x = 75,143,296.18
  5. Step 5: Solve for x
    x = 75,143,296.18/10,432.18
  6. Step 6: Final answer
    x = 7,203.03

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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.