Home / 2,913.68-4,370.40-1,182.32

Finding the Fourth Proportional to 2,913.68, 4,370.40 and 1,182.32

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Solution

The fourth proportional to 2,913.68, 4,370.40 and 1,182.32 is: 1,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.68 : 4,370.40 = 1,182.32 : x
  2. Step 2: Convert to fraction form
    2,913.68/4,370.40 = 1,182.32/x
  3. Step 3: Cross multiply
    2,913.68x = 4,370.40 × 1,182.32
  4. Step 4: Simplify right side
    2,913.68x = 5,167,211.33
  5. Step 5: Solve for x
    x = 5,167,211.33/2,913.68
  6. Step 6: Final answer
    x = 1,773.43

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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.