Home / 3,826.72-5,281.44-2,335.50

Finding the Fourth Proportional to 3,826.72, 5,281.44 and 2,335.50

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Solution

The fourth proportional to 3,826.72, 5,281.44 and 2,335.50 is: 3,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.72 : 5,281.44 = 2,335.50 : x
  2. Step 2: Convert to fraction form
    3,826.72/5,281.44 = 2,335.50/x
  3. Step 3: Cross multiply
    3,826.72x = 5,281.44 × 2,335.50
  4. Step 4: Simplify right side
    3,826.72x = 12,334,804.63
  5. Step 5: Solve for x
    x = 12,334,804.63/3,826.72
  6. Step 6: Final answer
    x = 3,223.34

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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.