Home / 3,001.60-4,499.10-1,052.80

Finding the Fourth Proportional to 3,001.60, 4,499.10 and 1,052.80

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Solution

The fourth proportional to 3,001.60, 4,499.10 and 1,052.80 is: 1,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.60 : 4,499.10 = 1,052.80 : x
  2. Step 2: Convert to fraction form
    3,001.60/4,499.10 = 1,052.80/x
  3. Step 3: Cross multiply
    3,001.60x = 4,499.10 × 1,052.80
  4. Step 4: Simplify right side
    3,001.60x = 4,736,652.48
  5. Step 5: Solve for x
    x = 4,736,652.48/3,001.60
  6. Step 6: Final answer
    x = 1,578.04

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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.