Home / 3,085.74-4,630.66-1,442.42

Finding the Fourth Proportional to 3,085.74, 4,630.66 and 1,442.42

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Solution

The fourth proportional to 3,085.74, 4,630.66 and 1,442.42 is: 2,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.74 : 4,630.66 = 1,442.42 : x
  2. Step 2: Convert to fraction form
    3,085.74/4,630.66 = 1,442.42/x
  3. Step 3: Cross multiply
    3,085.74x = 4,630.66 × 1,442.42
  4. Step 4: Simplify right side
    3,085.74x = 6,679,356.60
  5. Step 5: Solve for x
    x = 6,679,356.60/3,085.74
  6. Step 6: Final answer
    x = 2,164.59

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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.