Home / 7,524.56-10,373.06-5,279.47

Finding the Fourth Proportional to 7,524.56, 10,373.06 and 5,279.47

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Solution

The fourth proportional to 7,524.56, 10,373.06 and 5,279.47 is: 7,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.56 : 10,373.06 = 5,279.47 : x
  2. Step 2: Convert to fraction form
    7,524.56/10,373.06 = 5,279.47/x
  3. Step 3: Cross multiply
    7,524.56x = 10,373.06 × 5,279.47
  4. Step 4: Simplify right side
    7,524.56x = 54,764,246.34
  5. Step 5: Solve for x
    x = 54,764,246.34/7,524.56
  6. Step 6: Final answer
    x = 7,278.07

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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.