Home / 5,308.40-7,324.52-3,069.46

Finding the Fourth Proportional to 5,308.40, 7,324.52 and 3,069.46

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Solution

The fourth proportional to 5,308.40, 7,324.52 and 3,069.46 is: 4,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.40 : 7,324.52 = 3,069.46 : x
  2. Step 2: Convert to fraction form
    5,308.40/7,324.52 = 3,069.46/x
  3. Step 3: Cross multiply
    5,308.40x = 7,324.52 × 3,069.46
  4. Step 4: Simplify right side
    5,308.40x = 22,482,310.52
  5. Step 5: Solve for x
    x = 22,482,310.52/5,308.40
  6. Step 6: Final answer
    x = 4,235.23

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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.