Home / 10,204.26-15,304.55-2,807.76

Finding the Fourth Proportional to 10,204.26, 15,304.55 and 2,807.76

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Solution

The fourth proportional to 10,204.26, 15,304.55 and 2,807.76 is: 4,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.26 : 15,304.55 = 2,807.76 : x
  2. Step 2: Convert to fraction form
    10,204.26/15,304.55 = 2,807.76/x
  3. Step 3: Cross multiply
    10,204.26x = 15,304.55 × 2,807.76
  4. Step 4: Simplify right side
    10,204.26x = 42,971,503.31
  5. Step 5: Solve for x
    x = 42,971,503.31/10,204.26
  6. Step 6: Final answer
    x = 4,211.13

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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.