Home / 7,236.83-9,986.91-4,050.32

Finding the Fourth Proportional to 7,236.83, 9,986.91 and 4,050.32

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Solution

The fourth proportional to 7,236.83, 9,986.91 and 4,050.32 is: 5,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.83 : 9,986.91 = 4,050.32 : x
  2. Step 2: Convert to fraction form
    7,236.83/9,986.91 = 4,050.32/x
  3. Step 3: Cross multiply
    7,236.83x = 9,986.91 × 4,050.32
  4. Step 4: Simplify right side
    7,236.83x = 40,450,181.31
  5. Step 5: Solve for x
    x = 40,450,181.31/7,236.83
  6. Step 6: Final answer
    x = 5,589.49

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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.