Home / 3,459.55-5,188.30-1,584.37

Finding the Fourth Proportional to 3,459.55, 5,188.30 and 1,584.37

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Solution

The fourth proportional to 3,459.55, 5,188.30 and 1,584.37 is: 2,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.55 : 5,188.30 = 1,584.37 : x
  2. Step 2: Convert to fraction form
    3,459.55/5,188.30 = 1,584.37/x
  3. Step 3: Cross multiply
    3,459.55x = 5,188.30 × 1,584.37
  4. Step 4: Simplify right side
    3,459.55x = 8,220,212.90
  5. Step 5: Solve for x
    x = 8,220,212.90/3,459.55
  6. Step 6: Final answer
    x = 2,376.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.