Home / 4,391.60-6,574.48-2,743.15

Finding the Fourth Proportional to 4,391.60, 6,574.48 and 2,743.15

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Solution

The fourth proportional to 4,391.60, 6,574.48 and 2,743.15 is: 4,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.60 : 6,574.48 = 2,743.15 : x
  2. Step 2: Convert to fraction form
    4,391.60/6,574.48 = 2,743.15/x
  3. Step 3: Cross multiply
    4,391.60x = 6,574.48 × 2,743.15
  4. Step 4: Simplify right side
    4,391.60x = 18,034,784.81
  5. Step 5: Solve for x
    x = 18,034,784.81/4,391.60
  6. Step 6: Final answer
    x = 4,106.65

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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.