Home / 1,348.53-2,008.86-1,307.73

Finding the Fourth Proportional to 1,348.53, 2,008.86 and 1,307.73

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Solution

The fourth proportional to 1,348.53, 2,008.86 and 1,307.73 is: 1,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.53 : 2,008.86 = 1,307.73 : x
  2. Step 2: Convert to fraction form
    1,348.53/2,008.86 = 1,307.73/x
  3. Step 3: Cross multiply
    1,348.53x = 2,008.86 × 1,307.73
  4. Step 4: Simplify right side
    1,348.53x = 2,627,046.49
  5. Step 5: Solve for x
    x = 2,627,046.49/1,348.53
  6. Step 6: Final answer
    x = 1,948.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.