Home / 2,729.07-3,766.20-1,534.26

Finding the Fourth Proportional to 2,729.07, 3,766.20 and 1,534.26

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Solution

The fourth proportional to 2,729.07, 3,766.20 and 1,534.26 is: 2,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.07 : 3,766.20 = 1,534.26 : x
  2. Step 2: Convert to fraction form
    2,729.07/3,766.20 = 1,534.26/x
  3. Step 3: Cross multiply
    2,729.07x = 3,766.20 × 1,534.26
  4. Step 4: Simplify right side
    2,729.07x = 5,778,330.01
  5. Step 5: Solve for x
    x = 5,778,330.01/2,729.07
  6. Step 6: Final answer
    x = 2,117.33

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1.5x scale

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.