Home / 7,210.34-9,951.24-4,227.36

Finding the Fourth Proportional to 7,210.34, 9,951.24 and 4,227.36

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Solution

The fourth proportional to 7,210.34, 9,951.24 and 4,227.36 is: 5,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.34 : 9,951.24 = 4,227.36 : x
  2. Step 2: Convert to fraction form
    7,210.34/9,951.24 = 4,227.36/x
  3. Step 3: Cross multiply
    7,210.34x = 9,951.24 × 4,227.36
  4. Step 4: Simplify right side
    7,210.34x = 42,067,473.93
  5. Step 5: Solve for x
    x = 42,067,473.93/7,210.34
  6. Step 6: Final answer
    x = 5,834.33

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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.