Home / 4,188.67-5,780.14-2,396.18

Finding the Fourth Proportional to 4,188.67, 5,780.14 and 2,396.18

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Solution

The fourth proportional to 4,188.67, 5,780.14 and 2,396.18 is: 3,306.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.67 : 5,780.14 = 2,396.18 : x
  2. Step 2: Convert to fraction form
    4,188.67/5,780.14 = 2,396.18/x
  3. Step 3: Cross multiply
    4,188.67x = 5,780.14 × 2,396.18
  4. Step 4: Simplify right side
    4,188.67x = 13,850,256.22
  5. Step 5: Solve for x
    x = 13,850,256.22/4,188.67
  6. Step 6: Final answer
    x = 3,306.60

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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.