Home / 2,317.20-3,476.60-1,018.76

Finding the Fourth Proportional to 2,317.20, 3,476.60 and 1,018.76

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Solution

The fourth proportional to 2,317.20, 3,476.60 and 1,018.76 is: 1,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.20 : 3,476.60 = 1,018.76 : x
  2. Step 2: Convert to fraction form
    2,317.20/3,476.60 = 1,018.76/x
  3. Step 3: Cross multiply
    2,317.20x = 3,476.60 × 1,018.76
  4. Step 4: Simplify right side
    2,317.20x = 3,541,821.02
  5. Step 5: Solve for x
    x = 3,541,821.02/2,317.20
  6. Step 6: Final answer
    x = 1,528.49

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Half scale
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Double scale
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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.