Home / 5,267.34-7,268.94-2,909.49

Finding the Fourth Proportional to 5,267.34, 7,268.94 and 2,909.49

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Solution

The fourth proportional to 5,267.34, 7,268.94 and 2,909.49 is: 4,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.34 : 7,268.94 = 2,909.49 : x
  2. Step 2: Convert to fraction form
    5,267.34/7,268.94 = 2,909.49/x
  3. Step 3: Cross multiply
    5,267.34x = 7,268.94 × 2,909.49
  4. Step 4: Simplify right side
    5,267.34x = 21,148,908.24
  5. Step 5: Solve for x
    x = 21,148,908.24/5,267.34
  6. Step 6: Final answer
    x = 4,015.10

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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.