Home / 3,610.60-5,409.72-2,835.63

Finding the Fourth Proportional to 3,610.60, 5,409.72 and 2,835.63

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Solution

The fourth proportional to 3,610.60, 5,409.72 and 2,835.63 is: 4,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.60 : 5,409.72 = 2,835.63 : x
  2. Step 2: Convert to fraction form
    3,610.60/5,409.72 = 2,835.63/x
  3. Step 3: Cross multiply
    3,610.60x = 5,409.72 × 2,835.63
  4. Step 4: Simplify right side
    3,610.60x = 15,339,964.32
  5. Step 5: Solve for x
    x = 15,339,964.32/3,610.60
  6. Step 6: Final answer
    x = 4,248.59

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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.