Home / 2,352.20-3,521.28-1,424.96

Finding the Fourth Proportional to 2,352.20, 3,521.28 and 1,424.96

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Solution

The fourth proportional to 2,352.20, 3,521.28 and 1,424.96 is: 2,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.20 : 3,521.28 = 1,424.96 : x
  2. Step 2: Convert to fraction form
    2,352.20/3,521.28 = 1,424.96/x
  3. Step 3: Cross multiply
    2,352.20x = 3,521.28 × 1,424.96
  4. Step 4: Simplify right side
    2,352.20x = 5,017,683.15
  5. Step 5: Solve for x
    x = 5,017,683.15/2,352.20
  6. Step 6: Final answer
    x = 2,133.19

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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.