Home / 9,433.92-13,018.80-5,242.14

Finding the Fourth Proportional to 9,433.92, 13,018.80 and 5,242.14

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Solution

The fourth proportional to 9,433.92, 13,018.80 and 5,242.14 is: 7,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.92 : 13,018.80 = 5,242.14 : x
  2. Step 2: Convert to fraction form
    9,433.92/13,018.80 = 5,242.14/x
  3. Step 3: Cross multiply
    9,433.92x = 13,018.80 × 5,242.14
  4. Step 4: Simplify right side
    9,433.92x = 68,246,372.23
  5. Step 5: Solve for x
    x = 68,246,372.23/9,433.92
  6. Step 6: Final answer
    x = 7,234.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.