Home / 8,377.23-12,541.32-4,419.17

Finding the Fourth Proportional to 8,377.23, 12,541.32 and 4,419.17

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Solution

The fourth proportional to 8,377.23, 12,541.32 and 4,419.17 is: 6,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.23 : 12,541.32 = 4,419.17 : x
  2. Step 2: Convert to fraction form
    8,377.23/12,541.32 = 4,419.17/x
  3. Step 3: Cross multiply
    8,377.23x = 12,541.32 × 4,419.17
  4. Step 4: Simplify right side
    8,377.23x = 55,422,162.40
  5. Step 5: Solve for x
    x = 55,422,162.40/8,377.23
  6. Step 6: Final answer
    x = 6,615.81

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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.