Home / 5,267.26-7,268.77-2,909.35

Finding the Fourth Proportional to 5,267.26, 7,268.77 and 2,909.35

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Solution

The fourth proportional to 5,267.26, 7,268.77 and 2,909.35 is: 4,014.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.26 : 7,268.77 = 2,909.35 : x
  2. Step 2: Convert to fraction form
    5,267.26/7,268.77 = 2,909.35/x
  3. Step 3: Cross multiply
    5,267.26x = 7,268.77 × 2,909.35
  4. Step 4: Simplify right side
    5,267.26x = 21,147,370.55
  5. Step 5: Solve for x
    x = 21,147,370.55/5,267.26
  6. Step 6: Final answer
    x = 4,014.87

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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.