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Finding the Fourth Proportional to 6,089.70, 9,138.60 and 2,801.10

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Solution

The fourth proportional to 6,089.70, 9,138.60 and 2,801.10 is: 4,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.70 : 9,138.60 = 2,801.10 : x
  2. Step 2: Convert to fraction form
    6,089.70/9,138.60 = 2,801.10/x
  3. Step 3: Cross multiply
    6,089.70x = 9,138.60 × 2,801.10
  4. Step 4: Simplify right side
    6,089.70x = 25,598,132.46
  5. Step 5: Solve for x
    x = 25,598,132.46/6,089.70
  6. Step 6: Final answer
    x = 4,203.51

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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.