Home / 10,625.60-15,928.32-3,698.24

Finding the Fourth Proportional to 10,625.60, 15,928.32 and 3,698.24

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Solution

The fourth proportional to 10,625.60, 15,928.32 and 3,698.24 is: 5,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.60 : 15,928.32 = 3,698.24 : x
  2. Step 2: Convert to fraction form
    10,625.60/15,928.32 = 3,698.24/x
  3. Step 3: Cross multiply
    10,625.60x = 15,928.32 × 3,698.24
  4. Step 4: Simplify right side
    10,625.60x = 58,906,750.16
  5. Step 5: Solve for x
    x = 58,906,750.16/10,625.60
  6. Step 6: Final answer
    x = 5,543.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.