Home / 11,248.60-15,523.52-6,213.40

Finding the Fourth Proportional to 11,248.60, 15,523.52 and 6,213.40

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Solution

The fourth proportional to 11,248.60, 15,523.52 and 6,213.40 is: 8,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.60 : 15,523.52 = 6,213.40 : x
  2. Step 2: Convert to fraction form
    11,248.60/15,523.52 = 6,213.40/x
  3. Step 3: Cross multiply
    11,248.60x = 15,523.52 × 6,213.40
  4. Step 4: Simplify right side
    11,248.60x = 96,453,839.17
  5. Step 5: Solve for x
    x = 96,453,839.17/11,248.60
  6. Step 6: Final answer
    x = 8,574.74

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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.