Home / 2,463.48-3,398.04-1,580.40

Finding the Fourth Proportional to 2,463.48, 3,398.04 and 1,580.40

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Solution

The fourth proportional to 2,463.48, 3,398.04 and 1,580.40 is: 2,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.48 : 3,398.04 = 1,580.40 : x
  2. Step 2: Convert to fraction form
    2,463.48/3,398.04 = 1,580.40/x
  3. Step 3: Cross multiply
    2,463.48x = 3,398.04 × 1,580.40
  4. Step 4: Simplify right side
    2,463.48x = 5,370,262.42
  5. Step 5: Solve for x
    x = 5,370,262.42/2,463.48
  6. Step 6: Final answer
    x = 2,179.95

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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.