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Finding the Fourth Proportional to 7,066.76, 10,599.42 and 1,801.80

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Solution

The fourth proportional to 7,066.76, 10,599.42 and 1,801.80 is: 2,702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.76 : 10,599.42 = 1,801.80 : x
  2. Step 2: Convert to fraction form
    7,066.76/10,599.42 = 1,801.80/x
  3. Step 3: Cross multiply
    7,066.76x = 10,599.42 × 1,801.80
  4. Step 4: Simplify right side
    7,066.76x = 19,098,034.96
  5. Step 5: Solve for x
    x = 19,098,034.96/7,066.76
  6. Step 6: Final answer
    x = 2,702.52

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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.