Home / 1,148.02-1,584.30-675.96

Finding the Fourth Proportional to 1,148.02, 1,584.30 and 675.96

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Solution

The fourth proportional to 1,148.02, 1,584.30 and 675.96 is: 932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148.02 : 1,584.30 = 675.96 : x
  2. Step 2: Convert to fraction form
    1,148.02/1,584.30 = 675.96/x
  3. Step 3: Cross multiply
    1,148.02x = 1,584.30 × 675.96
  4. Step 4: Simplify right side
    1,148.02x = 1,070,923.43
  5. Step 5: Solve for x
    x = 1,070,923.43/1,148.02
  6. Step 6: Final answer
    x = 932.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.