Home / 1,837.40-2,757.05-1,015.52

Finding the Fourth Proportional to 1,837.40, 2,757.05 and 1,015.52

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Solution

The fourth proportional to 1,837.40, 2,757.05 and 1,015.52 is: 1,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.40 : 2,757.05 = 1,015.52 : x
  2. Step 2: Convert to fraction form
    1,837.40/2,757.05 = 1,015.52/x
  3. Step 3: Cross multiply
    1,837.40x = 2,757.05 × 1,015.52
  4. Step 4: Simplify right side
    1,837.40x = 2,799,834.34
  5. Step 5: Solve for x
    x = 2,799,834.34/1,837.40
  6. Step 6: Final answer
    x = 1,523.80

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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.