Home / 3,826.89-5,280.97-2,337.30

Finding the Fourth Proportional to 3,826.89, 5,280.97 and 2,337.30

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Solution

The fourth proportional to 3,826.89, 5,280.97 and 2,337.30 is: 3,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.89 : 5,280.97 = 2,337.30 : x
  2. Step 2: Convert to fraction form
    3,826.89/5,280.97 = 2,337.30/x
  3. Step 3: Cross multiply
    3,826.89x = 5,280.97 × 2,337.30
  4. Step 4: Simplify right side
    3,826.89x = 12,343,205.34
  5. Step 5: Solve for x
    x = 12,343,205.34/3,826.89
  6. Step 6: Final answer
    x = 3,225.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.