Home / 7,089.44-10,635.84-3,570.80

Finding the Fourth Proportional to 7,089.44, 10,635.84 and 3,570.80

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Solution

The fourth proportional to 7,089.44, 10,635.84 and 3,570.80 is: 5,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.44 : 10,635.84 = 3,570.80 : x
  2. Step 2: Convert to fraction form
    7,089.44/10,635.84 = 3,570.80/x
  3. Step 3: Cross multiply
    7,089.44x = 10,635.84 × 3,570.80
  4. Step 4: Simplify right side
    7,089.44x = 37,978,404.29
  5. Step 5: Solve for x
    x = 37,978,404.29/7,089.44
  6. Step 6: Final answer
    x = 5,357.04

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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.