Home / 7,451.19-10,294.29-6,343.92

Finding the Fourth Proportional to 7,451.19, 10,294.29 and 6,343.92

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Solution

The fourth proportional to 7,451.19, 10,294.29 and 6,343.92 is: 8,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.19 : 10,294.29 = 6,343.92 : x
  2. Step 2: Convert to fraction form
    7,451.19/10,294.29 = 6,343.92/x
  3. Step 3: Cross multiply
    7,451.19x = 10,294.29 × 6,343.92
  4. Step 4: Simplify right side
    7,451.19x = 65,306,152.22
  5. Step 5: Solve for x
    x = 65,306,152.22/7,451.19
  6. Step 6: Final answer
    x = 8,764.53

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Half scale
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Double scale
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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.