Home / 2,708.32-4,059.41-1,147.35

Finding the Fourth Proportional to 2,708.32, 4,059.41 and 1,147.35

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Solution

The fourth proportional to 2,708.32, 4,059.41 and 1,147.35 is: 1,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.32 : 4,059.41 = 1,147.35 : x
  2. Step 2: Convert to fraction form
    2,708.32/4,059.41 = 1,147.35/x
  3. Step 3: Cross multiply
    2,708.32x = 4,059.41 × 1,147.35
  4. Step 4: Simplify right side
    2,708.32x = 4,657,564.06
  5. Step 5: Solve for x
    x = 4,657,564.06/2,708.32
  6. Step 6: Final answer
    x = 1,719.72

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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.