Home / 8,977.54-13,472.45-3,134.15

Finding the Fourth Proportional to 8,977.54, 13,472.45 and 3,134.15

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Solution

The fourth proportional to 8,977.54, 13,472.45 and 3,134.15 is: 4,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.54 : 13,472.45 = 3,134.15 : x
  2. Step 2: Convert to fraction form
    8,977.54/13,472.45 = 3,134.15/x
  3. Step 3: Cross multiply
    8,977.54x = 13,472.45 × 3,134.15
  4. Step 4: Simplify right side
    8,977.54x = 42,224,611.81
  5. Step 5: Solve for x
    x = 42,224,611.81/8,977.54
  6. Step 6: Final answer
    x = 4,703.36

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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.