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Finding the Fourth Proportional to 5,937.67, 8,903.52 and 1,987.55

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Solution

The fourth proportional to 5,937.67, 8,903.52 and 1,987.55 is: 2,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,937.67 : 8,903.52 = 1,987.55 : x
  2. Step 2: Convert to fraction form
    5,937.67/8,903.52 = 1,987.55/x
  3. Step 3: Cross multiply
    5,937.67x = 8,903.52 × 1,987.55
  4. Step 4: Simplify right side
    5,937.67x = 17,696,230.13
  5. Step 5: Solve for x
    x = 17,696,230.13/5,937.67
  6. Step 6: Final answer
    x = 2,980.33

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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.