Home / 5,877.09-8,815.64-1,984.23

Finding the Fourth Proportional to 5,877.09, 8,815.64 and 1,984.23

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Solution

The fourth proportional to 5,877.09, 8,815.64 and 1,984.23 is: 2,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.09 : 8,815.64 = 1,984.23 : x
  2. Step 2: Convert to fraction form
    5,877.09/8,815.64 = 1,984.23/x
  3. Step 3: Cross multiply
    5,877.09x = 8,815.64 × 1,984.23
  4. Step 4: Simplify right side
    5,877.09x = 17,492,247.44
  5. Step 5: Solve for x
    x = 17,492,247.44/5,877.09
  6. Step 6: Final answer
    x = 2,976.35

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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.