Home / 7,407.76-11,113.56-6,093.68

Finding the Fourth Proportional to 7,407.76, 11,113.56 and 6,093.68

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Solution

The fourth proportional to 7,407.76, 11,113.56 and 6,093.68 is: 9,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.76 : 11,113.56 = 6,093.68 : x
  2. Step 2: Convert to fraction form
    7,407.76/11,113.56 = 6,093.68/x
  3. Step 3: Cross multiply
    7,407.76x = 11,113.56 × 6,093.68
  4. Step 4: Simplify right side
    7,407.76x = 67,722,478.30
  5. Step 5: Solve for x
    x = 67,722,478.30/7,407.76
  6. Step 6: Final answer
    x = 9,142.10

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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.