Home / 3,423.74-4,724.76-1,851.83

Finding the Fourth Proportional to 3,423.74, 4,724.76 and 1,851.83

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Solution

The fourth proportional to 3,423.74, 4,724.76 and 1,851.83 is: 2,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.74 : 4,724.76 = 1,851.83 : x
  2. Step 2: Convert to fraction form
    3,423.74/4,724.76 = 1,851.83/x
  3. Step 3: Cross multiply
    3,423.74x = 4,724.76 × 1,851.83
  4. Step 4: Simplify right side
    3,423.74x = 8,749,452.31
  5. Step 5: Solve for x
    x = 8,749,452.31/3,423.74
  6. Step 6: Final answer
    x = 2,555.53

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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.