Home / 9,001.72-13,495.29-3,452.21

Finding the Fourth Proportional to 9,001.72, 13,495.29 and 3,452.21

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Solution

The fourth proportional to 9,001.72, 13,495.29 and 3,452.21 is: 5,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.72 : 13,495.29 = 3,452.21 : x
  2. Step 2: Convert to fraction form
    9,001.72/13,495.29 = 3,452.21/x
  3. Step 3: Cross multiply
    9,001.72x = 13,495.29 × 3,452.21
  4. Step 4: Simplify right side
    9,001.72x = 46,588,575.09
  5. Step 5: Solve for x
    x = 46,588,575.09/9,001.72
  6. Step 6: Final answer
    x = 5,175.52

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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.