Home / 2,708.31-4,055.98-1,472.66

Finding the Fourth Proportional to 2,708.31, 4,055.98 and 1,472.66

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Solution

The fourth proportional to 2,708.31, 4,055.98 and 1,472.66 is: 2,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.31 : 4,055.98 = 1,472.66 : x
  2. Step 2: Convert to fraction form
    2,708.31/4,055.98 = 1,472.66/x
  3. Step 3: Cross multiply
    2,708.31x = 4,055.98 × 1,472.66
  4. Step 4: Simplify right side
    2,708.31x = 5,973,070.76
  5. Step 5: Solve for x
    x = 5,973,070.76/2,708.31
  6. Step 6: Final answer
    x = 2,205.46

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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.