Home / 5,267.32-7,269-2,909.40

Finding the Fourth Proportional to 5,267.32, 7,269 and 2,909.40

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Solution

The fourth proportional to 5,267.32, 7,269 and 2,909.40 is: 4,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.32 : 7,269 = 2,909.40 : x
  2. Step 2: Convert to fraction form
    5,267.32/7,269 = 2,909.40/x
  3. Step 3: Cross multiply
    5,267.32x = 7,269 × 2,909.40
  4. Step 4: Simplify right side
    5,267.32x = 21,148,428.60
  5. Step 5: Solve for x
    x = 21,148,428.60/5,267.32
  6. Step 6: Final answer
    x = 4,015.03

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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.