Home / 4,937.22-6,812.51-2,947.66

Finding the Fourth Proportional to 4,937.22, 6,812.51 and 2,947.66

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Solution

The fourth proportional to 4,937.22, 6,812.51 and 2,947.66 is: 4,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.22 : 6,812.51 = 2,947.66 : x
  2. Step 2: Convert to fraction form
    4,937.22/6,812.51 = 2,947.66/x
  3. Step 3: Cross multiply
    4,937.22x = 6,812.51 × 2,947.66
  4. Step 4: Simplify right side
    4,937.22x = 20,080,931.46
  5. Step 5: Solve for x
    x = 20,080,931.46/4,937.22
  6. Step 6: Final answer
    x = 4,067.25

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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.