Home / 10,273.12-15,409.36-4,425.92

Finding the Fourth Proportional to 10,273.12, 15,409.36 and 4,425.92

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Solution

The fourth proportional to 10,273.12, 15,409.36 and 4,425.92 is: 6,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.12 : 15,409.36 = 4,425.92 : x
  2. Step 2: Convert to fraction form
    10,273.12/15,409.36 = 4,425.92/x
  3. Step 3: Cross multiply
    10,273.12x = 15,409.36 × 4,425.92
  4. Step 4: Simplify right side
    10,273.12x = 68,200,594.61
  5. Step 5: Solve for x
    x = 68,200,594.61/10,273.12
  6. Step 6: Final answer
    x = 6,638.74

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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.