Home / 3,531.93-4,874.27-2,135.13

Finding the Fourth Proportional to 3,531.93, 4,874.27 and 2,135.13

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Solution

The fourth proportional to 3,531.93, 4,874.27 and 2,135.13 is: 2,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.93 : 4,874.27 = 2,135.13 : x
  2. Step 2: Convert to fraction form
    3,531.93/4,874.27 = 2,135.13/x
  3. Step 3: Cross multiply
    3,531.93x = 4,874.27 × 2,135.13
  4. Step 4: Simplify right side
    3,531.93x = 10,407,189.43
  5. Step 5: Solve for x
    x = 10,407,189.43/3,531.93
  6. Step 6: Final answer
    x = 2,946.60

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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.