Home / 10,628.12-15,943.62-3,701

Finding the Fourth Proportional to 10,628.12, 15,943.62 and 3,701

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Solution

The fourth proportional to 10,628.12, 15,943.62 and 3,701 is: 5,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.12 : 15,943.62 = 3,701 : x
  2. Step 2: Convert to fraction form
    10,628.12/15,943.62 = 3,701/x
  3. Step 3: Cross multiply
    10,628.12x = 15,943.62 × 3,701
  4. Step 4: Simplify right side
    10,628.12x = 59,007,337.62
  5. Step 5: Solve for x
    x = 59,007,337.62/10,628.12
  6. Step 6: Final answer
    x = 5,552.00

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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.