Home / 5,361.35-8,045.09-4,188.06

Finding the Fourth Proportional to 5,361.35, 8,045.09 and 4,188.06

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Solution

The fourth proportional to 5,361.35, 8,045.09 and 4,188.06 is: 6,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.35 : 8,045.09 = 4,188.06 : x
  2. Step 2: Convert to fraction form
    5,361.35/8,045.09 = 4,188.06/x
  3. Step 3: Cross multiply
    5,361.35x = 8,045.09 × 4,188.06
  4. Step 4: Simplify right side
    5,361.35x = 33,693,298.69
  5. Step 5: Solve for x
    x = 33,693,298.69/5,361.35
  6. Step 6: Final answer
    x = 6,284.48

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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.