Home / 5,388.15-8,071.72-3,041.06

Finding the Fourth Proportional to 5,388.15, 8,071.72 and 3,041.06

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Solution

The fourth proportional to 5,388.15, 8,071.72 and 3,041.06 is: 4,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.15 : 8,071.72 = 3,041.06 : x
  2. Step 2: Convert to fraction form
    5,388.15/8,071.72 = 3,041.06/x
  3. Step 3: Cross multiply
    5,388.15x = 8,071.72 × 3,041.06
  4. Step 4: Simplify right side
    5,388.15x = 24,546,563.40
  5. Step 5: Solve for x
    x = 24,546,563.40/5,388.15
  6. Step 6: Final answer
    x = 4,555.66

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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.