Home / 7,126.92-9,827.46-5,001.75

Finding the Fourth Proportional to 7,126.92, 9,827.46 and 5,001.75

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Solution

The fourth proportional to 7,126.92, 9,827.46 and 5,001.75 is: 6,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.92 : 9,827.46 = 5,001.75 : x
  2. Step 2: Convert to fraction form
    7,126.92/9,827.46 = 5,001.75/x
  3. Step 3: Cross multiply
    7,126.92x = 9,827.46 × 5,001.75
  4. Step 4: Simplify right side
    7,126.92x = 49,154,498.06
  5. Step 5: Solve for x
    x = 49,154,498.06/7,126.92
  6. Step 6: Final answer
    x = 6,897.02

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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.