Home / 1,548.74-2,317.71-1,267.85

Finding the Fourth Proportional to 1,548.74, 2,317.71 and 1,267.85

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Solution

The fourth proportional to 1,548.74, 2,317.71 and 1,267.85 is: 1,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.74 : 2,317.71 = 1,267.85 : x
  2. Step 2: Convert to fraction form
    1,548.74/2,317.71 = 1,267.85/x
  3. Step 3: Cross multiply
    1,548.74x = 2,317.71 × 1,267.85
  4. Step 4: Simplify right side
    1,548.74x = 2,938,505.52
  5. Step 5: Solve for x
    x = 2,938,505.52/1,548.74
  6. Step 6: Final answer
    x = 1,897.35

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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.