Home / 2,432.72-3,652.32-2,239.40

Finding the Fourth Proportional to 2,432.72, 3,652.32 and 2,239.40

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Solution

The fourth proportional to 2,432.72, 3,652.32 and 2,239.40 is: 3,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.72 : 3,652.32 = 2,239.40 : x
  2. Step 2: Convert to fraction form
    2,432.72/3,652.32 = 2,239.40/x
  3. Step 3: Cross multiply
    2,432.72x = 3,652.32 × 2,239.40
  4. Step 4: Simplify right side
    2,432.72x = 8,179,005.41
  5. Step 5: Solve for x
    x = 8,179,005.41/2,432.72
  6. Step 6: Final answer
    x = 3,362.08

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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.