Home / 5,204.07-7,805.52-1,308.47

Finding the Fourth Proportional to 5,204.07, 7,805.52 and 1,308.47

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Solution

The fourth proportional to 5,204.07, 7,805.52 and 1,308.47 is: 1,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.07 : 7,805.52 = 1,308.47 : x
  2. Step 2: Convert to fraction form
    5,204.07/7,805.52 = 1,308.47/x
  3. Step 3: Cross multiply
    5,204.07x = 7,805.52 × 1,308.47
  4. Step 4: Simplify right side
    5,204.07x = 10,213,249.73
  5. Step 5: Solve for x
    x = 10,213,249.73/5,204.07
  6. Step 6: Final answer
    x = 1,962.55

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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.