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Finding the Fourth Proportional to 4,881.50, 6,736.47 and 2,673.50

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Solution

The fourth proportional to 4,881.50, 6,736.47 and 2,673.50 is: 3,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.50 : 6,736.47 = 2,673.50 : x
  2. Step 2: Convert to fraction form
    4,881.50/6,736.47 = 2,673.50/x
  3. Step 3: Cross multiply
    4,881.50x = 6,736.47 × 2,673.50
  4. Step 4: Simplify right side
    4,881.50x = 18,009,952.55
  5. Step 5: Solve for x
    x = 18,009,952.55/4,881.50
  6. Step 6: Final answer
    x = 3,689.43

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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.