Home / 10,202.28-14,078.58-5,725.62

Finding the Fourth Proportional to 10,202.28, 14,078.58 and 5,725.62

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Solution

The fourth proportional to 10,202.28, 14,078.58 and 5,725.62 is: 7,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.28 : 14,078.58 = 5,725.62 : x
  2. Step 2: Convert to fraction form
    10,202.28/14,078.58 = 5,725.62/x
  3. Step 3: Cross multiply
    10,202.28x = 14,078.58 × 5,725.62
  4. Step 4: Simplify right side
    10,202.28x = 80,608,599.22
  5. Step 5: Solve for x
    x = 80,608,599.22/10,202.28
  6. Step 6: Final answer
    x = 7,901.04

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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.