Home / 5,880.83-8,821.24-1,985.18

Finding the Fourth Proportional to 5,880.83, 8,821.24 and 1,985.18

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Solution

The fourth proportional to 5,880.83, 8,821.24 and 1,985.18 is: 2,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.83 : 8,821.24 = 1,985.18 : x
  2. Step 2: Convert to fraction form
    5,880.83/8,821.24 = 1,985.18/x
  3. Step 3: Cross multiply
    5,880.83x = 8,821.24 × 1,985.18
  4. Step 4: Simplify right side
    5,880.83x = 17,511,700.15
  5. Step 5: Solve for x
    x = 17,511,700.15/5,880.83
  6. Step 6: Final answer
    x = 2,977.76

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Double scale
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Similar ratio
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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.