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Finding the Fourth Proportional to 7,080.42, 9,761.94 and 5,466.90

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Solution

The fourth proportional to 7,080.42, 9,761.94 and 5,466.90 is: 7,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.42 : 9,761.94 = 5,466.90 : x
  2. Step 2: Convert to fraction form
    7,080.42/9,761.94 = 5,466.90/x
  3. Step 3: Cross multiply
    7,080.42x = 9,761.94 × 5,466.90
  4. Step 4: Simplify right side
    7,080.42x = 53,367,549.79
  5. Step 5: Solve for x
    x = 53,367,549.79/7,080.42
  6. Step 6: Final answer
    x = 7,537.34

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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.