Home / 11,006.60-15,188.76-6,226.70

Finding the Fourth Proportional to 11,006.60, 15,188.76 and 6,226.70

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Solution

The fourth proportional to 11,006.60, 15,188.76 and 6,226.70 is: 8,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.60 : 15,188.76 = 6,226.70 : x
  2. Step 2: Convert to fraction form
    11,006.60/15,188.76 = 6,226.70/x
  3. Step 3: Cross multiply
    11,006.60x = 15,188.76 × 6,226.70
  4. Step 4: Simplify right side
    11,006.60x = 94,575,851.89
  5. Step 5: Solve for x
    x = 94,575,851.89/11,006.60
  6. Step 6: Final answer
    x = 8,592.65

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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.