Home / 5,531.94-7,631.40-3,293.10

Finding the Fourth Proportional to 5,531.94, 7,631.40 and 3,293.10

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Solution

The fourth proportional to 5,531.94, 7,631.40 and 3,293.10 is: 4,542.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.94 : 7,631.40 = 3,293.10 : x
  2. Step 2: Convert to fraction form
    5,531.94/7,631.40 = 3,293.10/x
  3. Step 3: Cross multiply
    5,531.94x = 7,631.40 × 3,293.10
  4. Step 4: Simplify right side
    5,531.94x = 25,130,963.34
  5. Step 5: Solve for x
    x = 25,130,963.34/5,531.94
  6. Step 6: Final answer
    x = 4,542.88

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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.