Home / 7,008.41-9,671.36-3,864.57

Finding the Fourth Proportional to 7,008.41, 9,671.36 and 3,864.57

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Solution

The fourth proportional to 7,008.41, 9,671.36 and 3,864.57 is: 5,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.41 : 9,671.36 = 3,864.57 : x
  2. Step 2: Convert to fraction form
    7,008.41/9,671.36 = 3,864.57/x
  3. Step 3: Cross multiply
    7,008.41x = 9,671.36 × 3,864.57
  4. Step 4: Simplify right side
    7,008.41x = 37,375,628.39
  5. Step 5: Solve for x
    x = 37,375,628.39/7,008.41
  6. Step 6: Final answer
    x = 5,332.97

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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.