Home / 6,726.06-9,282.03-3,931.56

Finding the Fourth Proportional to 6,726.06, 9,282.03 and 3,931.56

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Solution

The fourth proportional to 6,726.06, 9,282.03 and 3,931.56 is: 5,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.06 : 9,282.03 = 3,931.56 : x
  2. Step 2: Convert to fraction form
    6,726.06/9,282.03 = 3,931.56/x
  3. Step 3: Cross multiply
    6,726.06x = 9,282.03 × 3,931.56
  4. Step 4: Simplify right side
    6,726.06x = 36,492,857.87
  5. Step 5: Solve for x
    x = 36,492,857.87/6,726.06
  6. Step 6: Final answer
    x = 5,425.59

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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.