Home / 1,148.00-1,584.17-650.64

Finding the Fourth Proportional to 1,148.00, 1,584.17 and 650.64

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Solution

The fourth proportional to 1,148.00, 1,584.17 and 650.64 is: 897.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148.00 : 1,584.17 = 650.64 : x
  2. Step 2: Convert to fraction form
    1,148.00/1,584.17 = 650.64/x
  3. Step 3: Cross multiply
    1,148.00x = 1,584.17 × 650.64
  4. Step 4: Simplify right side
    1,148.00x = 1,030,726.00
  5. Step 5: Solve for x
    x = 1,030,726.00/1,148.00
  6. Step 6: Final answer
    x = 897.85

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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.