Home / 4,868.16-6,721.20-4,343.28

Finding the Fourth Proportional to 4,868.16, 6,721.20 and 4,343.28

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Solution

The fourth proportional to 4,868.16, 6,721.20 and 4,343.28 is: 5,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.16 : 6,721.20 = 4,343.28 : x
  2. Step 2: Convert to fraction form
    4,868.16/6,721.20 = 4,343.28/x
  3. Step 3: Cross multiply
    4,868.16x = 6,721.20 × 4,343.28
  4. Step 4: Simplify right side
    4,868.16x = 29,192,053.54
  5. Step 5: Solve for x
    x = 29,192,053.54/4,868.16
  6. Step 6: Final answer
    x = 5,996.53

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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.