Home / 752.03-1,127.93-283.44

Finding the Fourth Proportional to 752.03, 1,127.93 and 283.44

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Solution

The fourth proportional to 752.03, 1,127.93 and 283.44 is: 425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    752.03 : 1,127.93 = 283.44 : x
  2. Step 2: Convert to fraction form
    752.03/1,127.93 = 283.44/x
  3. Step 3: Cross multiply
    752.03x = 1,127.93 × 283.44
  4. Step 4: Simplify right side
    752.03x = 319,701.19
  5. Step 5: Solve for x
    x = 319,701.19/752.03
  6. Step 6: Final answer
    x = 425.12

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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.