Home / 9,022.14-12,446.19-5,663.28

Finding the Fourth Proportional to 9,022.14, 12,446.19 and 5,663.28

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Solution

The fourth proportional to 9,022.14, 12,446.19 and 5,663.28 is: 7,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.14 : 12,446.19 = 5,663.28 : x
  2. Step 2: Convert to fraction form
    9,022.14/12,446.19 = 5,663.28/x
  3. Step 3: Cross multiply
    9,022.14x = 12,446.19 × 5,663.28
  4. Step 4: Simplify right side
    9,022.14x = 70,486,258.90
  5. Step 5: Solve for x
    x = 70,486,258.90/9,022.14
  6. Step 6: Final answer
    x = 7,812.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.