Home / 9,701.03-13,387.43-5,452.09

Finding the Fourth Proportional to 9,701.03, 13,387.43 and 5,452.09

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Solution

The fourth proportional to 9,701.03, 13,387.43 and 5,452.09 is: 7,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.03 : 13,387.43 = 5,452.09 : x
  2. Step 2: Convert to fraction form
    9,701.03/13,387.43 = 5,452.09/x
  3. Step 3: Cross multiply
    9,701.03x = 13,387.43 × 5,452.09
  4. Step 4: Simplify right side
    9,701.03x = 72,989,473.23
  5. Step 5: Solve for x
    x = 72,989,473.23/9,701.03
  6. Step 6: Final answer
    x = 7,523.89

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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.