Home / 5,458.32-7,532.49-3,100.46

Finding the Fourth Proportional to 5,458.32, 7,532.49 and 3,100.46

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Solution

The fourth proportional to 5,458.32, 7,532.49 and 3,100.46 is: 4,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.32 : 7,532.49 = 3,100.46 : x
  2. Step 2: Convert to fraction form
    5,458.32/7,532.49 = 3,100.46/x
  3. Step 3: Cross multiply
    5,458.32x = 7,532.49 × 3,100.46
  4. Step 4: Simplify right side
    5,458.32x = 23,354,146.28
  5. Step 5: Solve for x
    x = 23,354,146.28/5,458.32
  6. Step 6: Final answer
    x = 4,278.63

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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.