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Finding the Fourth Proportional to 4,954.26, 7,387.09 and 4,818.18

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Solution

The fourth proportional to 4,954.26, 7,387.09 and 4,818.18 is: 7,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.26 : 7,387.09 = 4,818.18 : x
  2. Step 2: Convert to fraction form
    4,954.26/7,387.09 = 4,818.18/x
  3. Step 3: Cross multiply
    4,954.26x = 7,387.09 × 4,818.18
  4. Step 4: Simplify right side
    4,954.26x = 35,592,329.30
  5. Step 5: Solve for x
    x = 35,592,329.30/4,954.26
  6. Step 6: Final answer
    x = 7,184.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.