Home / 11,569.43-15,965.75-6,264.20

Finding the Fourth Proportional to 11,569.43, 15,965.75 and 6,264.20

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Solution

The fourth proportional to 11,569.43, 15,965.75 and 6,264.20 is: 8,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.43 : 15,965.75 = 6,264.20 : x
  2. Step 2: Convert to fraction form
    11,569.43/15,965.75 = 6,264.20/x
  3. Step 3: Cross multiply
    11,569.43x = 15,965.75 × 6,264.20
  4. Step 4: Simplify right side
    11,569.43x = 100,012,540.00
  5. Step 5: Solve for x
    x = 100,012,540.00/11,569.43
  6. Step 6: Final answer
    x = 8,644.56

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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.