Home / 4,186.43-5,776.88-2,507.81

Finding the Fourth Proportional to 4,186.43, 5,776.88 and 2,507.81

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Solution

The fourth proportional to 4,186.43, 5,776.88 and 2,507.81 is: 3,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.43 : 5,776.88 = 2,507.81 : x
  2. Step 2: Convert to fraction form
    4,186.43/5,776.88 = 2,507.81/x
  3. Step 3: Cross multiply
    4,186.43x = 5,776.88 × 2,507.81
  4. Step 4: Simplify right side
    4,186.43x = 14,487,304.89
  5. Step 5: Solve for x
    x = 14,487,304.89/4,186.43
  6. Step 6: Final answer
    x = 3,460.54

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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.