Home / 11,352.52-15,668.36-6,635.89

Finding the Fourth Proportional to 11,352.52, 15,668.36 and 6,635.89

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Solution

The fourth proportional to 11,352.52, 15,668.36 and 6,635.89 is: 9,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.52 : 15,668.36 = 6,635.89 : x
  2. Step 2: Convert to fraction form
    11,352.52/15,668.36 = 6,635.89/x
  3. Step 3: Cross multiply
    11,352.52x = 15,668.36 × 6,635.89
  4. Step 4: Simplify right side
    11,352.52x = 103,973,513.44
  5. Step 5: Solve for x
    x = 103,973,513.44/11,352.52
  6. Step 6: Final answer
    x = 9,158.63

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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.