Home / 7,132.20-10,698.30-5,054.55

Finding the Fourth Proportional to 7,132.20, 10,698.30 and 5,054.55

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Solution

The fourth proportional to 7,132.20, 10,698.30 and 5,054.55 is: 7,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.20 : 10,698.30 = 5,054.55 : x
  2. Step 2: Convert to fraction form
    7,132.20/10,698.30 = 5,054.55/x
  3. Step 3: Cross multiply
    7,132.20x = 10,698.30 × 5,054.55
  4. Step 4: Simplify right side
    7,132.20x = 54,075,092.27
  5. Step 5: Solve for x
    x = 54,075,092.27/7,132.20
  6. Step 6: Final answer
    x = 7,581.83

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Double scale
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Similar ratio
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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.