Home / 4,188.98-5,781.00-2,300.55

Finding the Fourth Proportional to 4,188.98, 5,781.00 and 2,300.55

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Solution

The fourth proportional to 4,188.98, 5,781.00 and 2,300.55 is: 3,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.98 : 5,781.00 = 2,300.55 : x
  2. Step 2: Convert to fraction form
    4,188.98/5,781.00 = 2,300.55/x
  3. Step 3: Cross multiply
    4,188.98x = 5,781.00 × 2,300.55
  4. Step 4: Simplify right side
    4,188.98x = 13,299,466.50
  5. Step 5: Solve for x
    x = 13,299,466.50/4,188.98
  6. Step 6: Final answer
    x = 3,174.87

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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.