Home / 7,215.44-10,813.12-4,050.08

Finding the Fourth Proportional to 7,215.44, 10,813.12 and 4,050.08

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Solution

The fourth proportional to 7,215.44, 10,813.12 and 4,050.08 is: 6,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215.44 : 10,813.12 = 4,050.08 : x
  2. Step 2: Convert to fraction form
    7,215.44/10,813.12 = 4,050.08/x
  3. Step 3: Cross multiply
    7,215.44x = 10,813.12 × 4,050.08
  4. Step 4: Simplify right side
    7,215.44x = 43,794,001.05
  5. Step 5: Solve for x
    x = 43,794,001.05/7,215.44
  6. Step 6: Final answer
    x = 6,069.48

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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.