Home / 3,290.76-4,541.56-1,874.52

Finding the Fourth Proportional to 3,290.76, 4,541.56 and 1,874.52

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Solution

The fourth proportional to 3,290.76, 4,541.56 and 1,874.52 is: 2,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.76 : 4,541.56 = 1,874.52 : x
  2. Step 2: Convert to fraction form
    3,290.76/4,541.56 = 1,874.52/x
  3. Step 3: Cross multiply
    3,290.76x = 4,541.56 × 1,874.52
  4. Step 4: Simplify right side
    3,290.76x = 8,513,240.36
  5. Step 5: Solve for x
    x = 8,513,240.36/3,290.76
  6. Step 6: Final answer
    x = 2,587.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.