Home / 4,186.15-5,774.90-2,506.75

Finding the Fourth Proportional to 4,186.15, 5,774.90 and 2,506.75

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Solution

The fourth proportional to 4,186.15, 5,774.90 and 2,506.75 is: 3,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.15 : 5,774.90 = 2,506.75 : x
  2. Step 2: Convert to fraction form
    4,186.15/5,774.90 = 2,506.75/x
  3. Step 3: Cross multiply
    4,186.15x = 5,774.90 × 2,506.75
  4. Step 4: Simplify right side
    4,186.15x = 14,476,203.60
  5. Step 5: Solve for x
    x = 14,476,203.60/4,186.15
  6. Step 6: Final answer
    x = 3,458.12

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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.