Home / 4,442.40-6,664.25-1,479.87

Finding the Fourth Proportional to 4,442.40, 6,664.25 and 1,479.87

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Solution

The fourth proportional to 4,442.40, 6,664.25 and 1,479.87 is: 2,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.40 : 6,664.25 = 1,479.87 : x
  2. Step 2: Convert to fraction form
    4,442.40/6,664.25 = 1,479.87/x
  3. Step 3: Cross multiply
    4,442.40x = 6,664.25 × 1,479.87
  4. Step 4: Simplify right side
    4,442.40x = 9,862,223.65
  5. Step 5: Solve for x
    x = 9,862,223.65/4,442.40
  6. Step 6: Final answer
    x = 2,220.02

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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.