Home / 4,442.90-6,664.53-1,523.21

Finding the Fourth Proportional to 4,442.90, 6,664.53 and 1,523.21

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Solution

The fourth proportional to 4,442.90, 6,664.53 and 1,523.21 is: 2,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.90 : 6,664.53 = 1,523.21 : x
  2. Step 2: Convert to fraction form
    4,442.90/6,664.53 = 1,523.21/x
  3. Step 3: Cross multiply
    4,442.90x = 6,664.53 × 1,523.21
  4. Step 4: Simplify right side
    4,442.90x = 10,151,478.74
  5. Step 5: Solve for x
    x = 10,151,478.74/4,442.90
  6. Step 6: Final answer
    x = 2,284.88

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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.