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Finding the Fourth Proportional to 4,887.93, 6,738.35 and 3,488.25

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Solution

The fourth proportional to 4,887.93, 6,738.35 and 3,488.25 is: 4,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.93 : 6,738.35 = 3,488.25 : x
  2. Step 2: Convert to fraction form
    4,887.93/6,738.35 = 3,488.25/x
  3. Step 3: Cross multiply
    4,887.93x = 6,738.35 × 3,488.25
  4. Step 4: Simplify right side
    4,887.93x = 23,505,031.95
  5. Step 5: Solve for x
    x = 23,505,031.95/4,887.93
  6. Step 6: Final answer
    x = 4,808.79

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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.