Home / 7,348.64-11,022.92-2,154.50

Finding the Fourth Proportional to 7,348.64, 11,022.92 and 2,154.50

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Solution

The fourth proportional to 7,348.64, 11,022.92 and 2,154.50 is: 3,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.64 : 11,022.92 = 2,154.50 : x
  2. Step 2: Convert to fraction form
    7,348.64/11,022.92 = 2,154.50/x
  3. Step 3: Cross multiply
    7,348.64x = 11,022.92 × 2,154.50
  4. Step 4: Simplify right side
    7,348.64x = 23,748,881.14
  5. Step 5: Solve for x
    x = 23,748,881.14/7,348.64
  6. Step 6: Final answer
    x = 3,231.74

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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.