Home / 5,321.09-7,343.12-2,963.32

Finding the Fourth Proportional to 5,321.09, 7,343.12 and 2,963.32

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Solution

The fourth proportional to 5,321.09, 7,343.12 and 2,963.32 is: 4,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.09 : 7,343.12 = 2,963.32 : x
  2. Step 2: Convert to fraction form
    5,321.09/7,343.12 = 2,963.32/x
  3. Step 3: Cross multiply
    5,321.09x = 7,343.12 × 2,963.32
  4. Step 4: Simplify right side
    5,321.09x = 21,759,962.83
  5. Step 5: Solve for x
    x = 21,759,962.83/5,321.09
  6. Step 6: Final answer
    x = 4,089.38

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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.