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Finding the Fourth Proportional to 6,262.75, 9,394.58 and 1,880.55

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Solution

The fourth proportional to 6,262.75, 9,394.58 and 1,880.55 is: 2,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.75 : 9,394.58 = 1,880.55 : x
  2. Step 2: Convert to fraction form
    6,262.75/9,394.58 = 1,880.55/x
  3. Step 3: Cross multiply
    6,262.75x = 9,394.58 × 1,880.55
  4. Step 4: Simplify right side
    6,262.75x = 17,666,982.12
  5. Step 5: Solve for x
    x = 17,666,982.12/6,262.75
  6. Step 6: Final answer
    x = 2,820.96

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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.