Home / 5,722.16-8,583.40-1,826.80

Finding the Fourth Proportional to 5,722.16, 8,583.40 and 1,826.80

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Solution

The fourth proportional to 5,722.16, 8,583.40 and 1,826.80 is: 2,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.16 : 8,583.40 = 1,826.80 : x
  2. Step 2: Convert to fraction form
    5,722.16/8,583.40 = 1,826.80/x
  3. Step 3: Cross multiply
    5,722.16x = 8,583.40 × 1,826.80
  4. Step 4: Simplify right side
    5,722.16x = 15,680,155.12
  5. Step 5: Solve for x
    x = 15,680,155.12/5,722.16
  6. Step 6: Final answer
    x = 2,740.25

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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.