Home / 1,534.26-2,116.60-1,201.35

Finding the Fourth Proportional to 1,534.26, 2,116.60 and 1,201.35

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Solution

The fourth proportional to 1,534.26, 2,116.60 and 1,201.35 is: 1,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.26 : 2,116.60 = 1,201.35 : x
  2. Step 2: Convert to fraction form
    1,534.26/2,116.60 = 1,201.35/x
  3. Step 3: Cross multiply
    1,534.26x = 2,116.60 × 1,201.35
  4. Step 4: Simplify right side
    1,534.26x = 2,542,777.41
  5. Step 5: Solve for x
    x = 2,542,777.41/1,534.26
  6. Step 6: Final answer
    x = 1,657.33

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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.