Home / 10,746.68-16,119.90-2,955.48

Finding the Fourth Proportional to 10,746.68, 16,119.90 and 2,955.48

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Solution

The fourth proportional to 10,746.68, 16,119.90 and 2,955.48 is: 4,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.68 : 16,119.90 = 2,955.48 : x
  2. Step 2: Convert to fraction form
    10,746.68/16,119.90 = 2,955.48/x
  3. Step 3: Cross multiply
    10,746.68x = 16,119.90 × 2,955.48
  4. Step 4: Simplify right side
    10,746.68x = 47,642,042.05
  5. Step 5: Solve for x
    x = 47,642,042.05/10,746.68
  6. Step 6: Final answer
    x = 4,433.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.