Home / 5,826.18-8,734.02-2,125.81

Finding the Fourth Proportional to 5,826.18, 8,734.02 and 2,125.81

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Solution

The fourth proportional to 5,826.18, 8,734.02 and 2,125.81 is: 3,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.18 : 8,734.02 = 2,125.81 : x
  2. Step 2: Convert to fraction form
    5,826.18/8,734.02 = 2,125.81/x
  3. Step 3: Cross multiply
    5,826.18x = 8,734.02 × 2,125.81
  4. Step 4: Simplify right side
    5,826.18x = 18,566,867.06
  5. Step 5: Solve for x
    x = 18,566,867.06/5,826.18
  6. Step 6: Final answer
    x = 3,186.80

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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.