Home / 9,937.71-13,714.20-5,461.87

Finding the Fourth Proportional to 9,937.71, 13,714.20 and 5,461.87

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Solution

The fourth proportional to 9,937.71, 13,714.20 and 5,461.87 is: 7,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.71 : 13,714.20 = 5,461.87 : x
  2. Step 2: Convert to fraction form
    9,937.71/13,714.20 = 5,461.87/x
  3. Step 3: Cross multiply
    9,937.71x = 13,714.20 × 5,461.87
  4. Step 4: Simplify right side
    9,937.71x = 74,905,177.55
  5. Step 5: Solve for x
    x = 74,905,177.55/9,937.71
  6. Step 6: Final answer
    x = 7,537.47

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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.