Home / 7,945.29-10,963.28-4,757.84

Finding the Fourth Proportional to 7,945.29, 10,963.28 and 4,757.84

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Solution

The fourth proportional to 7,945.29, 10,963.28 and 4,757.84 is: 6,565.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.29 : 10,963.28 = 4,757.84 : x
  2. Step 2: Convert to fraction form
    7,945.29/10,963.28 = 4,757.84/x
  3. Step 3: Cross multiply
    7,945.29x = 10,963.28 × 4,757.84
  4. Step 4: Simplify right side
    7,945.29x = 52,161,530.31
  5. Step 5: Solve for x
    x = 52,161,530.31/7,945.29
  6. Step 6: Final answer
    x = 6,565.09

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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.