Home / 3,026.30-4,539.48-835.15

Finding the Fourth Proportional to 3,026.30, 4,539.48 and 835.15

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Solution

The fourth proportional to 3,026.30, 4,539.48 and 835.15 is: 1,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.30 : 4,539.48 = 835.15 : x
  2. Step 2: Convert to fraction form
    3,026.30/4,539.48 = 835.15/x
  3. Step 3: Cross multiply
    3,026.30x = 4,539.48 × 835.15
  4. Step 4: Simplify right side
    3,026.30x = 3,791,135.37
  5. Step 5: Solve for x
    x = 3,791,135.37/3,026.30
  6. Step 6: Final answer
    x = 1,252.73

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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.