Home / 7,251.13-10,889.97-4,347.28

Finding the Fourth Proportional to 7,251.13, 10,889.97 and 4,347.28

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Solution

The fourth proportional to 7,251.13, 10,889.97 and 4,347.28 is: 6,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.13 : 10,889.97 = 4,347.28 : x
  2. Step 2: Convert to fraction form
    7,251.13/10,889.97 = 4,347.28/x
  3. Step 3: Cross multiply
    7,251.13x = 10,889.97 × 4,347.28
  4. Step 4: Simplify right side
    7,251.13x = 47,341,748.78
  5. Step 5: Solve for x
    x = 47,341,748.78/7,251.13
  6. Step 6: Final answer
    x = 6,528.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.