Home / 10,012.88-15,014.22-3,346.98

Finding the Fourth Proportional to 10,012.88, 15,014.22 and 3,346.98

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Solution

The fourth proportional to 10,012.88, 15,014.22 and 3,346.98 is: 5,018.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.88 : 15,014.22 = 3,346.98 : x
  2. Step 2: Convert to fraction form
    10,012.88/15,014.22 = 3,346.98/x
  3. Step 3: Cross multiply
    10,012.88x = 15,014.22 × 3,346.98
  4. Step 4: Simplify right side
    10,012.88x = 50,252,294.06
  5. Step 5: Solve for x
    x = 50,252,294.06/10,012.88
  6. Step 6: Final answer
    x = 5,018.77

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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.