Home / 2,708.04-4,061.32-760.36

Finding the Fourth Proportional to 2,708.04, 4,061.32 and 760.36

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Solution

The fourth proportional to 2,708.04, 4,061.32 and 760.36 is: 1,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.04 : 4,061.32 = 760.36 : x
  2. Step 2: Convert to fraction form
    2,708.04/4,061.32 = 760.36/x
  3. Step 3: Cross multiply
    2,708.04x = 4,061.32 × 760.36
  4. Step 4: Simplify right side
    2,708.04x = 3,088,065.28
  5. Step 5: Solve for x
    x = 3,088,065.28/2,708.04
  6. Step 6: Final answer
    x = 1,140.33

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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.