Home / 7,073.55-10,610.35-2,143.23

Finding the Fourth Proportional to 7,073.55, 10,610.35 and 2,143.23

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Solution

The fourth proportional to 7,073.55, 10,610.35 and 2,143.23 is: 3,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.55 : 10,610.35 = 2,143.23 : x
  2. Step 2: Convert to fraction form
    7,073.55/10,610.35 = 2,143.23/x
  3. Step 3: Cross multiply
    7,073.55x = 10,610.35 × 2,143.23
  4. Step 4: Simplify right side
    7,073.55x = 22,740,420.43
  5. Step 5: Solve for x
    x = 22,740,420.43/7,073.55
  6. Step 6: Final answer
    x = 3,214.85

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Half scale
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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.