Home / 11,107.17-15,326.55-6,325.38

Finding the Fourth Proportional to 11,107.17, 15,326.55 and 6,325.38

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Solution

The fourth proportional to 11,107.17, 15,326.55 and 6,325.38 is: 8,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.17 : 15,326.55 = 6,325.38 : x
  2. Step 2: Convert to fraction form
    11,107.17/15,326.55 = 6,325.38/x
  3. Step 3: Cross multiply
    11,107.17x = 15,326.55 × 6,325.38
  4. Step 4: Simplify right side
    11,107.17x = 96,946,252.84
  5. Step 5: Solve for x
    x = 96,946,252.84/11,107.17
  6. Step 6: Final answer
    x = 8,728.26

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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.