Home / 3,445.61-5,166.45-2,351.30

Finding the Fourth Proportional to 3,445.61, 5,166.45 and 2,351.30

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Solution

The fourth proportional to 3,445.61, 5,166.45 and 2,351.30 is: 3,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.61 : 5,166.45 = 2,351.30 : x
  2. Step 2: Convert to fraction form
    3,445.61/5,166.45 = 2,351.30/x
  3. Step 3: Cross multiply
    3,445.61x = 5,166.45 × 2,351.30
  4. Step 4: Simplify right side
    3,445.61x = 12,147,848.05
  5. Step 5: Solve for x
    x = 12,147,848.05/3,445.61
  6. Step 6: Final answer
    x = 3,525.61

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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.