Home / 11,862.76-17,794.32-4,077.04

Finding the Fourth Proportional to 11,862.76, 17,794.32 and 4,077.04

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Solution

The fourth proportional to 11,862.76, 17,794.32 and 4,077.04 is: 6,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.76 : 17,794.32 = 4,077.04 : x
  2. Step 2: Convert to fraction form
    11,862.76/17,794.32 = 4,077.04/x
  3. Step 3: Cross multiply
    11,862.76x = 17,794.32 × 4,077.04
  4. Step 4: Simplify right side
    11,862.76x = 72,548,154.41
  5. Step 5: Solve for x
    x = 72,548,154.41/11,862.76
  6. Step 6: Final answer
    x = 6,115.62

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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.