Home / 11,000.61-15,180.72-5,964.74

Finding the Fourth Proportional to 11,000.61, 15,180.72 and 5,964.74

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Solution

The fourth proportional to 11,000.61, 15,180.72 and 5,964.74 is: 8,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.61 : 15,180.72 = 5,964.74 : x
  2. Step 2: Convert to fraction form
    11,000.61/15,180.72 = 5,964.74/x
  3. Step 3: Cross multiply
    11,000.61x = 15,180.72 × 5,964.74
  4. Step 4: Simplify right side
    11,000.61x = 90,549,006.47
  5. Step 5: Solve for x
    x = 90,549,006.47/11,000.61
  6. Step 6: Final answer
    x = 8,231.27

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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.