Home / 10,217.64-14,100.25-5,741.78

Finding the Fourth Proportional to 10,217.64, 14,100.25 and 5,741.78

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Solution

The fourth proportional to 10,217.64, 14,100.25 and 5,741.78 is: 7,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.64 : 14,100.25 = 5,741.78 : x
  2. Step 2: Convert to fraction form
    10,217.64/14,100.25 = 5,741.78/x
  3. Step 3: Cross multiply
    10,217.64x = 14,100.25 × 5,741.78
  4. Step 4: Simplify right side
    10,217.64x = 80,960,504.74
  5. Step 5: Solve for x
    x = 80,960,504.74/10,217.64
  6. Step 6: Final answer
    x = 7,923.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.