Home / 9,381.24-12,934.35-6,018.12

Finding the Fourth Proportional to 9,381.24, 12,934.35 and 6,018.12

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Solution

The fourth proportional to 9,381.24, 12,934.35 and 6,018.12 is: 8,297.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.24 : 12,934.35 = 6,018.12 : x
  2. Step 2: Convert to fraction form
    9,381.24/12,934.35 = 6,018.12/x
  3. Step 3: Cross multiply
    9,381.24x = 12,934.35 × 6,018.12
  4. Step 4: Simplify right side
    9,381.24x = 77,840,470.42
  5. Step 5: Solve for x
    x = 77,840,470.42/9,381.24
  6. Step 6: Final answer
    x = 8,297.46

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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.