Home / 5,732.40-8,599.80-1,837.20

Finding the Fourth Proportional to 5,732.40, 8,599.80 and 1,837.20

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Solution

The fourth proportional to 5,732.40, 8,599.80 and 1,837.20 is: 2,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.40 : 8,599.80 = 1,837.20 : x
  2. Step 2: Convert to fraction form
    5,732.40/8,599.80 = 1,837.20/x
  3. Step 3: Cross multiply
    5,732.40x = 8,599.80 × 1,837.20
  4. Step 4: Simplify right side
    5,732.40x = 15,799,552.56
  5. Step 5: Solve for x
    x = 15,799,552.56/5,732.40
  6. Step 6: Final answer
    x = 2,756.18

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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.