Home / 9,322.16-13,983.36-2,748.48

Finding the Fourth Proportional to 9,322.16, 13,983.36 and 2,748.48

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Solution

The fourth proportional to 9,322.16, 13,983.36 and 2,748.48 is: 4,122.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.16 : 13,983.36 = 2,748.48 : x
  2. Step 2: Convert to fraction form
    9,322.16/13,983.36 = 2,748.48/x
  3. Step 3: Cross multiply
    9,322.16x = 13,983.36 × 2,748.48
  4. Step 4: Simplify right side
    9,322.16x = 38,432,985.29
  5. Step 5: Solve for x
    x = 38,432,985.29/9,322.16
  6. Step 6: Final answer
    x = 4,122.76

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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.