Home / 5,704.12-8,556.72-1,809.10

Finding the Fourth Proportional to 5,704.12, 8,556.72 and 1,809.10

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Solution

The fourth proportional to 5,704.12, 8,556.72 and 1,809.10 is: 2,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.12 : 8,556.72 = 1,809.10 : x
  2. Step 2: Convert to fraction form
    5,704.12/8,556.72 = 1,809.10/x
  3. Step 3: Cross multiply
    5,704.12x = 8,556.72 × 1,809.10
  4. Step 4: Simplify right side
    5,704.12x = 15,479,962.15
  5. Step 5: Solve for x
    x = 15,479,962.15/5,704.12
  6. Step 6: Final answer
    x = 2,713.82

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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.