Home / 6,670.28-9,204.18-3,686.17

Finding the Fourth Proportional to 6,670.28, 9,204.18 and 3,686.17

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Solution

The fourth proportional to 6,670.28, 9,204.18 and 3,686.17 is: 5,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.28 : 9,204.18 = 3,686.17 : x
  2. Step 2: Convert to fraction form
    6,670.28/9,204.18 = 3,686.17/x
  3. Step 3: Cross multiply
    6,670.28x = 9,204.18 × 3,686.17
  4. Step 4: Simplify right side
    6,670.28x = 33,928,147.46
  5. Step 5: Solve for x
    x = 33,928,147.46/6,670.28
  6. Step 6: Final answer
    x = 5,086.46

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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.