Home / 8,432.10-12,651.80-4,050.81

Finding the Fourth Proportional to 8,432.10, 12,651.80 and 4,050.81

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Solution

The fourth proportional to 8,432.10, 12,651.80 and 4,050.81 is: 6,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.10 : 12,651.80 = 4,050.81 : x
  2. Step 2: Convert to fraction form
    8,432.10/12,651.80 = 4,050.81/x
  3. Step 3: Cross multiply
    8,432.10x = 12,651.80 × 4,050.81
  4. Step 4: Simplify right side
    8,432.10x = 51,250,017.70
  5. Step 5: Solve for x
    x = 51,250,017.70/8,432.10
  6. Step 6: Final answer
    x = 6,077.97

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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.