Home / 9,612.24-13,261.30-6,463.44

Finding the Fourth Proportional to 9,612.24, 13,261.30 and 6,463.44

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Solution

The fourth proportional to 9,612.24, 13,261.30 and 6,463.44 is: 8,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.24 : 13,261.30 = 6,463.44 : x
  2. Step 2: Convert to fraction form
    9,612.24/13,261.30 = 6,463.44/x
  3. Step 3: Cross multiply
    9,612.24x = 13,261.30 × 6,463.44
  4. Step 4: Simplify right side
    9,612.24x = 85,713,616.87
  5. Step 5: Solve for x
    x = 85,713,616.87/9,612.24
  6. Step 6: Final answer
    x = 8,917.13

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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.