Home / 9,433.88-13,019.16-5,242.13

Finding the Fourth Proportional to 9,433.88, 13,019.16 and 5,242.13

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Solution

The fourth proportional to 9,433.88, 13,019.16 and 5,242.13 is: 7,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.88 : 13,019.16 = 5,242.13 : x
  2. Step 2: Convert to fraction form
    9,433.88/13,019.16 = 5,242.13/x
  3. Step 3: Cross multiply
    9,433.88x = 13,019.16 × 5,242.13
  4. Step 4: Simplify right side
    9,433.88x = 68,248,064.12
  5. Step 5: Solve for x
    x = 68,248,064.12/9,433.88
  6. Step 6: Final answer
    x = 7,234.36

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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.