Home / 4,065.38-6,098.40-1,143.71

Finding the Fourth Proportional to 4,065.38, 6,098.40 and 1,143.71

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Solution

The fourth proportional to 4,065.38, 6,098.40 and 1,143.71 is: 1,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.38 : 6,098.40 = 1,143.71 : x
  2. Step 2: Convert to fraction form
    4,065.38/6,098.40 = 1,143.71/x
  3. Step 3: Cross multiply
    4,065.38x = 6,098.40 × 1,143.71
  4. Step 4: Simplify right side
    4,065.38x = 6,974,770.57
  5. Step 5: Solve for x
    x = 6,974,770.57/4,065.38
  6. Step 6: Final answer
    x = 1,715.65

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Half scale
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Double scale
Find fourth proportional to 4,066.38, 6,099.90 and 1,144.71
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.