Home / 2,400.12-3,601.40-1,708.79

Finding the Fourth Proportional to 2,400.12, 3,601.40 and 1,708.79

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Solution

The fourth proportional to 2,400.12, 3,601.40 and 1,708.79 is: 2,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.12 : 3,601.40 = 1,708.79 : x
  2. Step 2: Convert to fraction form
    2,400.12/3,601.40 = 1,708.79/x
  3. Step 3: Cross multiply
    2,400.12x = 3,601.40 × 1,708.79
  4. Step 4: Simplify right side
    2,400.12x = 6,154,009.76
  5. Step 5: Solve for x
    x = 6,154,009.76/2,400.12
  6. Step 6: Final answer
    x = 2,564.04

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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.