Home / 10,731.29-14,809.20-6,015.56

Finding the Fourth Proportional to 10,731.29, 14,809.20 and 6,015.56

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Solution

The fourth proportional to 10,731.29, 14,809.20 and 6,015.56 is: 8,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.29 : 14,809.20 = 6,015.56 : x
  2. Step 2: Convert to fraction form
    10,731.29/14,809.20 = 6,015.56/x
  3. Step 3: Cross multiply
    10,731.29x = 14,809.20 × 6,015.56
  4. Step 4: Simplify right side
    10,731.29x = 89,085,631.15
  5. Step 5: Solve for x
    x = 89,085,631.15/10,731.29
  6. Step 6: Final answer
    x = 8,301.48

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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.