Home / 9,519.52-13,136.96-5,327.52

Finding the Fourth Proportional to 9,519.52, 13,136.96 and 5,327.52

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Solution

The fourth proportional to 9,519.52, 13,136.96 and 5,327.52 is: 7,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.52 : 13,136.96 = 5,327.52 : x
  2. Step 2: Convert to fraction form
    9,519.52/13,136.96 = 5,327.52/x
  3. Step 3: Cross multiply
    9,519.52x = 13,136.96 × 5,327.52
  4. Step 4: Simplify right side
    9,519.52x = 69,987,417.14
  5. Step 5: Solve for x
    x = 69,987,417.14/9,519.52
  6. Step 6: Final answer
    x = 7,351.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.