Home / 10,707.43-16,062.68-3,312.46

Finding the Fourth Proportional to 10,707.43, 16,062.68 and 3,312.46

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Solution

The fourth proportional to 10,707.43, 16,062.68 and 3,312.46 is: 4,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.43 : 16,062.68 = 3,312.46 : x
  2. Step 2: Convert to fraction form
    10,707.43/16,062.68 = 3,312.46/x
  3. Step 3: Cross multiply
    10,707.43x = 16,062.68 × 3,312.46
  4. Step 4: Simplify right side
    10,707.43x = 53,206,888.12
  5. Step 5: Solve for x
    x = 53,206,888.12/10,707.43
  6. Step 6: Final answer
    x = 4,969.16

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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.