Home / 4,689.41-6,463.94-3,693.11

Finding the Fourth Proportional to 4,689.41, 6,463.94 and 3,693.11

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Solution

The fourth proportional to 4,689.41, 6,463.94 and 3,693.11 is: 5,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.41 : 6,463.94 = 3,693.11 : x
  2. Step 2: Convert to fraction form
    4,689.41/6,463.94 = 3,693.11/x
  3. Step 3: Cross multiply
    4,689.41x = 6,463.94 × 3,693.11
  4. Step 4: Simplify right side
    4,689.41x = 23,871,990.67
  5. Step 5: Solve for x
    x = 23,871,990.67/4,689.41
  6. Step 6: Final answer
    x = 5,090.62

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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.