Home / 11,283.45-15,569.57-6,247.97

Finding the Fourth Proportional to 11,283.45, 15,569.57 and 6,247.97

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Solution

The fourth proportional to 11,283.45, 15,569.57 and 6,247.97 is: 8,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.45 : 15,569.57 = 6,247.97 : x
  2. Step 2: Convert to fraction form
    11,283.45/15,569.57 = 6,247.97/x
  3. Step 3: Cross multiply
    11,283.45x = 15,569.57 × 6,247.97
  4. Step 4: Simplify right side
    11,283.45x = 97,278,144.04
  5. Step 5: Solve for x
    x = 97,278,144.04/11,283.45
  6. Step 6: Final answer
    x = 8,621.31

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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.