Home / 7,540.32-10,404.46-4,310.09

Finding the Fourth Proportional to 7,540.32, 10,404.46 and 4,310.09

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Solution

The fourth proportional to 7,540.32, 10,404.46 and 4,310.09 is: 5,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.32 : 10,404.46 = 4,310.09 : x
  2. Step 2: Convert to fraction form
    7,540.32/10,404.46 = 4,310.09/x
  3. Step 3: Cross multiply
    7,540.32x = 10,404.46 × 4,310.09
  4. Step 4: Simplify right side
    7,540.32x = 44,844,128.18
  5. Step 5: Solve for x
    x = 44,844,128.18/7,540.32
  6. Step 6: Final answer
    x = 5,947.25

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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.