Home / 10,004.12-15,007.04-2,608.59

Finding the Fourth Proportional to 10,004.12, 15,007.04 and 2,608.59

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Solution

The fourth proportional to 10,004.12, 15,007.04 and 2,608.59 is: 3,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.12 : 15,007.04 = 2,608.59 : x
  2. Step 2: Convert to fraction form
    10,004.12/15,007.04 = 2,608.59/x
  3. Step 3: Cross multiply
    10,004.12x = 15,007.04 × 2,608.59
  4. Step 4: Simplify right side
    10,004.12x = 39,147,214.47
  5. Step 5: Solve for x
    x = 39,147,214.47/10,004.12
  6. Step 6: Final answer
    x = 3,913.11

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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.