Home / 7,899.08-11,851.44-3,394.24

Finding the Fourth Proportional to 7,899.08, 11,851.44 and 3,394.24

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Solution

The fourth proportional to 7,899.08, 11,851.44 and 3,394.24 is: 5,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.08 : 11,851.44 = 3,394.24 : x
  2. Step 2: Convert to fraction form
    7,899.08/11,851.44 = 3,394.24/x
  3. Step 3: Cross multiply
    7,899.08x = 11,851.44 × 3,394.24
  4. Step 4: Simplify right side
    7,899.08x = 40,226,631.71
  5. Step 5: Solve for x
    x = 40,226,631.71/7,899.08
  6. Step 6: Final answer
    x = 5,092.57

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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.