Home / 10,257.50-15,388.42-3,332.54

Finding the Fourth Proportional to 10,257.50, 15,388.42 and 3,332.54

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Solution

The fourth proportional to 10,257.50, 15,388.42 and 3,332.54 is: 4,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.50 : 15,388.42 = 3,332.54 : x
  2. Step 2: Convert to fraction form
    10,257.50/15,388.42 = 3,332.54/x
  3. Step 3: Cross multiply
    10,257.50x = 15,388.42 × 3,332.54
  4. Step 4: Simplify right side
    10,257.50x = 51,282,525.19
  5. Step 5: Solve for x
    x = 51,282,525.19/10,257.50
  6. Step 6: Final answer
    x = 4,999.52

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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.