Home / 3,364.68-4,640.28-2,186.16

Finding the Fourth Proportional to 3,364.68, 4,640.28 and 2,186.16

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Solution

The fourth proportional to 3,364.68, 4,640.28 and 2,186.16 is: 3,014.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.68 : 4,640.28 = 2,186.16 : x
  2. Step 2: Convert to fraction form
    3,364.68/4,640.28 = 2,186.16/x
  3. Step 3: Cross multiply
    3,364.68x = 4,640.28 × 2,186.16
  4. Step 4: Simplify right side
    3,364.68x = 10,144,394.52
  5. Step 5: Solve for x
    x = 10,144,394.52/3,364.68
  6. Step 6: Final answer
    x = 3,014.97

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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.