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Finding the Fourth Proportional to 5,873.72, 8,810.58 and 1,491.18

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Solution

The fourth proportional to 5,873.72, 8,810.58 and 1,491.18 is: 2,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.72 : 8,810.58 = 1,491.18 : x
  2. Step 2: Convert to fraction form
    5,873.72/8,810.58 = 1,491.18/x
  3. Step 3: Cross multiply
    5,873.72x = 8,810.58 × 1,491.18
  4. Step 4: Simplify right side
    5,873.72x = 13,138,160.68
  5. Step 5: Solve for x
    x = 13,138,160.68/5,873.72
  6. Step 6: Final answer
    x = 2,236.77

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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.