Home / 11,330.22-15,635.72-6,294.31

Finding the Fourth Proportional to 11,330.22, 15,635.72 and 6,294.31

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Solution

The fourth proportional to 11,330.22, 15,635.72 and 6,294.31 is: 8,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.22 : 15,635.72 = 6,294.31 : x
  2. Step 2: Convert to fraction form
    11,330.22/15,635.72 = 6,294.31/x
  3. Step 3: Cross multiply
    11,330.22x = 15,635.72 × 6,294.31
  4. Step 4: Simplify right side
    11,330.22x = 98,416,068.75
  5. Step 5: Solve for x
    x = 98,416,068.75/11,330.22
  6. Step 6: Final answer
    x = 8,686.16

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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.