Home / 3,526.04-5,289.10-1,217

Finding the Fourth Proportional to 3,526.04, 5,289.10 and 1,217

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Solution

The fourth proportional to 3,526.04, 5,289.10 and 1,217 is: 1,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.04 : 5,289.10 = 1,217 : x
  2. Step 2: Convert to fraction form
    3,526.04/5,289.10 = 1,217/x
  3. Step 3: Cross multiply
    3,526.04x = 5,289.10 × 1,217
  4. Step 4: Simplify right side
    3,526.04x = 6,436,834.70
  5. Step 5: Solve for x
    x = 6,436,834.70/3,526.04
  6. Step 6: Final answer
    x = 1,825.51

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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.