Home / 10,259.50-15,391.44-3,241.57

Finding the Fourth Proportional to 10,259.50, 15,391.44 and 3,241.57

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Solution

The fourth proportional to 10,259.50, 15,391.44 and 3,241.57 is: 4,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.50 : 15,391.44 = 3,241.57 : x
  2. Step 2: Convert to fraction form
    10,259.50/15,391.44 = 3,241.57/x
  3. Step 3: Cross multiply
    10,259.50x = 15,391.44 × 3,241.57
  4. Step 4: Simplify right side
    10,259.50x = 49,892,430.16
  5. Step 5: Solve for x
    x = 49,892,430.16/10,259.50
  6. Step 6: Final answer
    x = 4,863.05

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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.