Home / 5,209.14-7,809.21-2,434.44

Finding the Fourth Proportional to 5,209.14, 7,809.21 and 2,434.44

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Solution

The fourth proportional to 5,209.14, 7,809.21 and 2,434.44 is: 3,649.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209.14 : 7,809.21 = 2,434.44 : x
  2. Step 2: Convert to fraction form
    5,209.14/7,809.21 = 2,434.44/x
  3. Step 3: Cross multiply
    5,209.14x = 7,809.21 × 2,434.44
  4. Step 4: Simplify right side
    5,209.14x = 19,011,053.19
  5. Step 5: Solve for x
    x = 19,011,053.19/5,209.14
  6. Step 6: Final answer
    x = 3,649.56

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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.