Home / 10,204.67-15,304.99-2,807.22

Finding the Fourth Proportional to 10,204.67, 15,304.99 and 2,807.22

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Solution

The fourth proportional to 10,204.67, 15,304.99 and 2,807.22 is: 4,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.67 : 15,304.99 = 2,807.22 : x
  2. Step 2: Convert to fraction form
    10,204.67/15,304.99 = 2,807.22/x
  3. Step 3: Cross multiply
    10,204.67x = 15,304.99 × 2,807.22
  4. Step 4: Simplify right side
    10,204.67x = 42,964,474.03
  5. Step 5: Solve for x
    x = 42,964,474.03/10,204.67
  6. Step 6: Final answer
    x = 4,210.28

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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.