Home / 1,347.53-2,022.57-1,273.55

Finding the Fourth Proportional to 1,347.53, 2,022.57 and 1,273.55

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Solution

The fourth proportional to 1,347.53, 2,022.57 and 1,273.55 is: 1,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347.53 : 2,022.57 = 1,273.55 : x
  2. Step 2: Convert to fraction form
    1,347.53/2,022.57 = 1,273.55/x
  3. Step 3: Cross multiply
    1,347.53x = 2,022.57 × 1,273.55
  4. Step 4: Simplify right side
    1,347.53x = 2,575,844.02
  5. Step 5: Solve for x
    x = 2,575,844.02/1,347.53
  6. Step 6: Final answer
    x = 1,911.53

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1.5x scale

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.