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Finding the Fourth Proportional to 5,774.69, 7,959.67 and 4,513.52

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Solution

The fourth proportional to 5,774.69, 7,959.67 and 4,513.52 is: 6,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.69 : 7,959.67 = 4,513.52 : x
  2. Step 2: Convert to fraction form
    5,774.69/7,959.67 = 4,513.52/x
  3. Step 3: Cross multiply
    5,774.69x = 7,959.67 × 4,513.52
  4. Step 4: Simplify right side
    5,774.69x = 35,926,138.35
  5. Step 5: Solve for x
    x = 35,926,138.35/5,774.69
  6. Step 6: Final answer
    x = 6,221.31

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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.