Home / 11,432.22-15,774.48-6,717.48

Finding the Fourth Proportional to 11,432.22, 15,774.48 and 6,717.48

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Solution

The fourth proportional to 11,432.22, 15,774.48 and 6,717.48 is: 9,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.22 : 15,774.48 = 6,717.48 : x
  2. Step 2: Convert to fraction form
    11,432.22/15,774.48 = 6,717.48/x
  3. Step 3: Cross multiply
    11,432.22x = 15,774.48 × 6,717.48
  4. Step 4: Simplify right side
    11,432.22x = 105,964,753.91
  5. Step 5: Solve for x
    x = 105,964,753.91/11,432.22
  6. Step 6: Final answer
    x = 9,268.96

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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.