Home / 11,534.11-15,916.23-6,817.48

Finding the Fourth Proportional to 11,534.11, 15,916.23 and 6,817.48

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Solution

The fourth proportional to 11,534.11, 15,916.23 and 6,817.48 is: 9,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.11 : 15,916.23 = 6,817.48 : x
  2. Step 2: Convert to fraction form
    11,534.11/15,916.23 = 6,817.48/x
  3. Step 3: Cross multiply
    11,534.11x = 15,916.23 × 6,817.48
  4. Step 4: Simplify right side
    11,534.11x = 108,508,579.70
  5. Step 5: Solve for x
    x = 108,508,579.70/11,534.11
  6. Step 6: Final answer
    x = 9,407.62

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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.