Home / 7,422.04-11,136.84-3,526.48

Finding the Fourth Proportional to 7,422.04, 11,136.84 and 3,526.48

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Solution

The fourth proportional to 7,422.04, 11,136.84 and 3,526.48 is: 5,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.04 : 11,136.84 = 3,526.48 : x
  2. Step 2: Convert to fraction form
    7,422.04/11,136.84 = 3,526.48/x
  3. Step 3: Cross multiply
    7,422.04x = 11,136.84 × 3,526.48
  4. Step 4: Simplify right side
    7,422.04x = 39,273,843.52
  5. Step 5: Solve for x
    x = 39,273,843.52/7,422.04
  6. Step 6: Final answer
    x = 5,291.52

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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.