Home / 10,292.47-15,438.65-3,273.21

Finding the Fourth Proportional to 10,292.47, 15,438.65 and 3,273.21

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Solution

The fourth proportional to 10,292.47, 15,438.65 and 3,273.21 is: 4,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.47 : 15,438.65 = 3,273.21 : x
  2. Step 2: Convert to fraction form
    10,292.47/15,438.65 = 3,273.21/x
  3. Step 3: Cross multiply
    10,292.47x = 15,438.65 × 3,273.21
  4. Step 4: Simplify right side
    10,292.47x = 50,533,945.61
  5. Step 5: Solve for x
    x = 50,533,945.61/10,292.47
  6. Step 6: Final answer
    x = 4,909.80

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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.