Home / 1,644.18-2,464.65-1,397.94

Finding the Fourth Proportional to 1,644.18, 2,464.65 and 1,397.94

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Solution

The fourth proportional to 1,644.18, 2,464.65 and 1,397.94 is: 2,095.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.18 : 2,464.65 = 1,397.94 : x
  2. Step 2: Convert to fraction form
    1,644.18/2,464.65 = 1,397.94/x
  3. Step 3: Cross multiply
    1,644.18x = 2,464.65 × 1,397.94
  4. Step 4: Simplify right side
    1,644.18x = 3,445,432.82
  5. Step 5: Solve for x
    x = 3,445,432.82/1,644.18
  6. Step 6: Final answer
    x = 2,095.53

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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.