Home / 11,549.90-15,938.92-6,244.70

Finding the Fourth Proportional to 11,549.90, 15,938.92 and 6,244.70

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Solution

The fourth proportional to 11,549.90, 15,938.92 and 6,244.70 is: 8,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.90 : 15,938.92 = 6,244.70 : x
  2. Step 2: Convert to fraction form
    11,549.90/15,938.92 = 6,244.70/x
  3. Step 3: Cross multiply
    11,549.90x = 15,938.92 × 6,244.70
  4. Step 4: Simplify right side
    11,549.90x = 99,533,773.72
  5. Step 5: Solve for x
    x = 99,533,773.72/11,549.90
  6. Step 6: Final answer
    x = 8,617.72

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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.