Home / 10,238.13-15,360.75-6,314.76

Finding the Fourth Proportional to 10,238.13, 15,360.75 and 6,314.76

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Solution

The fourth proportional to 10,238.13, 15,360.75 and 6,314.76 is: 9,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.13 : 15,360.75 = 6,314.76 : x
  2. Step 2: Convert to fraction form
    10,238.13/15,360.75 = 6,314.76/x
  3. Step 3: Cross multiply
    10,238.13x = 15,360.75 × 6,314.76
  4. Step 4: Simplify right side
    10,238.13x = 96,999,449.67
  5. Step 5: Solve for x
    x = 96,999,449.67/10,238.13
  6. Step 6: Final answer
    x = 9,474.33

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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.