Home / 5,209.44-7,817.24-1,924.84

Finding the Fourth Proportional to 5,209.44, 7,817.24 and 1,924.84

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Solution

The fourth proportional to 5,209.44, 7,817.24 and 1,924.84 is: 2,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209.44 : 7,817.24 = 1,924.84 : x
  2. Step 2: Convert to fraction form
    5,209.44/7,817.24 = 1,924.84/x
  3. Step 3: Cross multiply
    5,209.44x = 7,817.24 × 1,924.84
  4. Step 4: Simplify right side
    5,209.44x = 15,046,936.24
  5. Step 5: Solve for x
    x = 15,046,936.24/5,209.44
  6. Step 6: Final answer
    x = 2,888.40

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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.