Home / 5,439.25-7,506.17-2,955.25

Finding the Fourth Proportional to 5,439.25, 7,506.17 and 2,955.25

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Solution

The fourth proportional to 5,439.25, 7,506.17 and 2,955.25 is: 4,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.25 : 7,506.17 = 2,955.25 : x
  2. Step 2: Convert to fraction form
    5,439.25/7,506.17 = 2,955.25/x
  3. Step 3: Cross multiply
    5,439.25x = 7,506.17 × 2,955.25
  4. Step 4: Simplify right side
    5,439.25x = 22,182,594.12
  5. Step 5: Solve for x
    x = 22,182,594.12/5,439.25
  6. Step 6: Final answer
    x = 4,078.25

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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.