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Finding the Fourth Proportional to 5,093.84, 7,644.60 and 4,080.08

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Solution

The fourth proportional to 5,093.84, 7,644.60 and 4,080.08 is: 6,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.84 : 7,644.60 = 4,080.08 : x
  2. Step 2: Convert to fraction form
    5,093.84/7,644.60 = 4,080.08/x
  3. Step 3: Cross multiply
    5,093.84x = 7,644.60 × 4,080.08
  4. Step 4: Simplify right side
    5,093.84x = 31,190,579.57
  5. Step 5: Solve for x
    x = 31,190,579.57/5,093.84
  6. Step 6: Final answer
    x = 6,123.20

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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.