Home / 1,532.96-2,297.80-1,315.88

Finding the Fourth Proportional to 1,532.96, 2,297.80 and 1,315.88

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Solution

The fourth proportional to 1,532.96, 2,297.80 and 1,315.88 is: 1,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.96 : 2,297.80 = 1,315.88 : x
  2. Step 2: Convert to fraction form
    1,532.96/2,297.80 = 1,315.88/x
  3. Step 3: Cross multiply
    1,532.96x = 2,297.80 × 1,315.88
  4. Step 4: Simplify right side
    1,532.96x = 3,023,629.06
  5. Step 5: Solve for x
    x = 3,023,629.06/1,532.96
  6. Step 6: Final answer
    x = 1,972.41

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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.