Home / 6,100.40-8,418.74-3,411.55

Finding the Fourth Proportional to 6,100.40, 8,418.74 and 3,411.55

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Solution

The fourth proportional to 6,100.40, 8,418.74 and 3,411.55 is: 4,708.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.40 : 8,418.74 = 3,411.55 : x
  2. Step 2: Convert to fraction form
    6,100.40/8,418.74 = 3,411.55/x
  3. Step 3: Cross multiply
    6,100.40x = 8,418.74 × 3,411.55
  4. Step 4: Simplify right side
    6,100.40x = 28,720,928.15
  5. Step 5: Solve for x
    x = 28,720,928.15/6,100.40
  6. Step 6: Final answer
    x = 4,708.04

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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.