Home / 3,148.75-4,741.49-2,332.81

Finding the Fourth Proportional to 3,148.75, 4,741.49 and 2,332.81

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Solution

The fourth proportional to 3,148.75, 4,741.49 and 2,332.81 is: 3,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.75 : 4,741.49 = 2,332.81 : x
  2. Step 2: Convert to fraction form
    3,148.75/4,741.49 = 2,332.81/x
  3. Step 3: Cross multiply
    3,148.75x = 4,741.49 × 2,332.81
  4. Step 4: Simplify right side
    3,148.75x = 11,060,995.29
  5. Step 5: Solve for x
    x = 11,060,995.29/3,148.75
  6. Step 6: Final answer
    x = 3,512.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.