Home / 9,214-12,715.32-5,022.28

Finding the Fourth Proportional to 9,214, 12,715.32 and 5,022.28

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Solution

The fourth proportional to 9,214, 12,715.32 and 5,022.28 is: 6,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214 : 12,715.32 = 5,022.28 : x
  2. Step 2: Convert to fraction form
    9,214/12,715.32 = 5,022.28/x
  3. Step 3: Cross multiply
    9,214x = 12,715.32 × 5,022.28
  4. Step 4: Simplify right side
    9,214x = 63,859,897.33
  5. Step 5: Solve for x
    x = 63,859,897.33/9,214
  6. Step 6: Final answer
    x = 6,930.75

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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.