Home / 4,031.55-5,998.55-3,931.11

Finding the Fourth Proportional to 4,031.55, 5,998.55 and 3,931.11

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Solution

The fourth proportional to 4,031.55, 5,998.55 and 3,931.11 is: 5,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.55 : 5,998.55 = 3,931.11 : x
  2. Step 2: Convert to fraction form
    4,031.55/5,998.55 = 3,931.11/x
  3. Step 3: Cross multiply
    4,031.55x = 5,998.55 × 3,931.11
  4. Step 4: Simplify right side
    4,031.55x = 23,580,940.23
  5. Step 5: Solve for x
    x = 23,580,940.23/4,031.55
  6. Step 6: Final answer
    x = 5,849.10

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.