Home / 4,721.74-7,080.18-3,243.22

Finding the Fourth Proportional to 4,721.74, 7,080.18 and 3,243.22

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Solution

The fourth proportional to 4,721.74, 7,080.18 and 3,243.22 is: 4,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.74 : 7,080.18 = 3,243.22 : x
  2. Step 2: Convert to fraction form
    4,721.74/7,080.18 = 3,243.22/x
  3. Step 3: Cross multiply
    4,721.74x = 7,080.18 × 3,243.22
  4. Step 4: Simplify right side
    4,721.74x = 22,962,581.38
  5. Step 5: Solve for x
    x = 22,962,581.38/4,721.74
  6. Step 6: Final answer
    x = 4,863.16

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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.