Home / 11,862.54-16,370.91-6,557.94

Finding the Fourth Proportional to 11,862.54, 16,370.91 and 6,557.94

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Solution

The fourth proportional to 11,862.54, 16,370.91 and 6,557.94 is: 9,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.54 : 16,370.91 = 6,557.94 : x
  2. Step 2: Convert to fraction form
    11,862.54/16,370.91 = 6,557.94/x
  3. Step 3: Cross multiply
    11,862.54x = 16,370.91 × 6,557.94
  4. Step 4: Simplify right side
    11,862.54x = 107,359,445.53
  5. Step 5: Solve for x
    x = 107,359,445.53/11,862.54
  6. Step 6: Final answer
    x = 9,050.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.