Home / 4,124.57-6,180.17-1,931.49

Finding the Fourth Proportional to 4,124.57, 6,180.17 and 1,931.49

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Solution

The fourth proportional to 4,124.57, 6,180.17 and 1,931.49 is: 2,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.57 : 6,180.17 = 1,931.49 : x
  2. Step 2: Convert to fraction form
    4,124.57/6,180.17 = 1,931.49/x
  3. Step 3: Cross multiply
    4,124.57x = 6,180.17 × 1,931.49
  4. Step 4: Simplify right side
    4,124.57x = 11,936,926.90
  5. Step 5: Solve for x
    x = 11,936,926.90/4,124.57
  6. Step 6: Final answer
    x = 2,894.11

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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.