Home / 2,932.16-4,389.63-1,833.20

Finding the Fourth Proportional to 2,932.16, 4,389.63 and 1,833.20

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Solution

The fourth proportional to 2,932.16, 4,389.63 and 1,833.20 is: 2,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.16 : 4,389.63 = 1,833.20 : x
  2. Step 2: Convert to fraction form
    2,932.16/4,389.63 = 1,833.20/x
  3. Step 3: Cross multiply
    2,932.16x = 4,389.63 × 1,833.20
  4. Step 4: Simplify right side
    2,932.16x = 8,047,069.72
  5. Step 5: Solve for x
    x = 8,047,069.72/2,932.16
  6. Step 6: Final answer
    x = 2,744.42

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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.