Home / 3,138.41-4,711.02-2,360.63

Finding the Fourth Proportional to 3,138.41, 4,711.02 and 2,360.63

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Solution

The fourth proportional to 3,138.41, 4,711.02 and 2,360.63 is: 3,543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138.41 : 4,711.02 = 2,360.63 : x
  2. Step 2: Convert to fraction form
    3,138.41/4,711.02 = 2,360.63/x
  3. Step 3: Cross multiply
    3,138.41x = 4,711.02 × 2,360.63
  4. Step 4: Simplify right side
    3,138.41x = 11,120,975.14
  5. Step 5: Solve for x
    x = 11,120,975.14/3,138.41
  6. Step 6: Final answer
    x = 3,543.51

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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.