Home / 10,943.79-15,102.42-6,228.09

Finding the Fourth Proportional to 10,943.79, 15,102.42 and 6,228.09

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Solution

The fourth proportional to 10,943.79, 15,102.42 and 6,228.09 is: 8,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.79 : 15,102.42 = 6,228.09 : x
  2. Step 2: Convert to fraction form
    10,943.79/15,102.42 = 6,228.09/x
  3. Step 3: Cross multiply
    10,943.79x = 15,102.42 × 6,228.09
  4. Step 4: Simplify right side
    10,943.79x = 94,059,230.98
  5. Step 5: Solve for x
    x = 94,059,230.98/10,943.79
  6. Step 6: Final answer
    x = 8,594.76

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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.