Home / 7,250.54-10,002.35-5,126.09

Finding the Fourth Proportional to 7,250.54, 10,002.35 and 5,126.09

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Solution

The fourth proportional to 7,250.54, 10,002.35 and 5,126.09 is: 7,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.54 : 10,002.35 = 5,126.09 : x
  2. Step 2: Convert to fraction form
    7,250.54/10,002.35 = 5,126.09/x
  3. Step 3: Cross multiply
    7,250.54x = 10,002.35 × 5,126.09
  4. Step 4: Simplify right side
    7,250.54x = 51,272,909.11
  5. Step 5: Solve for x
    x = 51,272,909.11/7,250.54
  6. Step 6: Final answer
    x = 7,071.60

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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.