Home / 2,685.11-3,706.79-1,846.13

Finding the Fourth Proportional to 2,685.11, 3,706.79 and 1,846.13

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Solution

The fourth proportional to 2,685.11, 3,706.79 and 1,846.13 is: 2,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.11 : 3,706.79 = 1,846.13 : x
  2. Step 2: Convert to fraction form
    2,685.11/3,706.79 = 1,846.13/x
  3. Step 3: Cross multiply
    2,685.11x = 3,706.79 × 1,846.13
  4. Step 4: Simplify right side
    2,685.11x = 6,843,188.46
  5. Step 5: Solve for x
    x = 6,843,188.46/2,685.11
  6. Step 6: Final answer
    x = 2,548.57

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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.