Home / 9,295.08-13,943.84-2,721.20

Finding the Fourth Proportional to 9,295.08, 13,943.84 and 2,721.20

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Solution

The fourth proportional to 9,295.08, 13,943.84 and 2,721.20 is: 4,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.08 : 13,943.84 = 2,721.20 : x
  2. Step 2: Convert to fraction form
    9,295.08/13,943.84 = 2,721.20/x
  3. Step 3: Cross multiply
    9,295.08x = 13,943.84 × 2,721.20
  4. Step 4: Simplify right side
    9,295.08x = 37,943,977.41
  5. Step 5: Solve for x
    x = 37,943,977.41/9,295.08
  6. Step 6: Final answer
    x = 4,082.16

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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.