Home / 8,465.38-12,672.55-4,557.94

Finding the Fourth Proportional to 8,465.38, 12,672.55 and 4,557.94

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Solution

The fourth proportional to 8,465.38, 12,672.55 and 4,557.94 is: 6,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.38 : 12,672.55 = 4,557.94 : x
  2. Step 2: Convert to fraction form
    8,465.38/12,672.55 = 4,557.94/x
  3. Step 3: Cross multiply
    8,465.38x = 12,672.55 × 4,557.94
  4. Step 4: Simplify right side
    8,465.38x = 57,760,696.56
  5. Step 5: Solve for x
    x = 57,760,696.56/8,465.38
  6. Step 6: Final answer
    x = 6,823.17

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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.