Home / 12,877.92-19,325.54-4,557.90

Finding the Fourth Proportional to 12,877.92, 19,325.54 and 4,557.90

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Solution

The fourth proportional to 12,877.92, 19,325.54 and 4,557.90 is: 6,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877.92 : 19,325.54 = 4,557.90 : x
  2. Step 2: Convert to fraction form
    12,877.92/19,325.54 = 4,557.90/x
  3. Step 3: Cross multiply
    12,877.92x = 19,325.54 × 4,557.90
  4. Step 4: Simplify right side
    12,877.92x = 88,083,878.77
  5. Step 5: Solve for x
    x = 88,083,878.77/12,877.92
  6. Step 6: Final answer
    x = 6,839.92

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1.5x scale

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.