Home / 10,008.34-15,010.81-3,344.09

Finding the Fourth Proportional to 10,008.34, 15,010.81 and 3,344.09

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Solution

The fourth proportional to 10,008.34, 15,010.81 and 3,344.09 is: 5,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.34 : 15,010.81 = 3,344.09 : x
  2. Step 2: Convert to fraction form
    10,008.34/15,010.81 = 3,344.09/x
  3. Step 3: Cross multiply
    10,008.34x = 15,010.81 × 3,344.09
  4. Step 4: Simplify right side
    10,008.34x = 50,197,499.61
  5. Step 5: Solve for x
    x = 50,197,499.61/10,008.34
  6. Step 6: Final answer
    x = 5,015.57

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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.