Home / 5,321.16-7,343.28-2,963.34

Finding the Fourth Proportional to 5,321.16, 7,343.28 and 2,963.34

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Solution

The fourth proportional to 5,321.16, 7,343.28 and 2,963.34 is: 4,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.16 : 7,343.28 = 2,963.34 : x
  2. Step 2: Convert to fraction form
    5,321.16/7,343.28 = 2,963.34/x
  3. Step 3: Cross multiply
    5,321.16x = 7,343.28 × 2,963.34
  4. Step 4: Simplify right side
    5,321.16x = 21,760,635.36
  5. Step 5: Solve for x
    x = 21,760,635.36/5,321.16
  6. Step 6: Final answer
    x = 4,089.45

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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.