Home / 4,999.80-7,493.40-2,535.30

Finding the Fourth Proportional to 4,999.80, 7,493.40 and 2,535.30

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Solution

The fourth proportional to 4,999.80, 7,493.40 and 2,535.30 is: 3,799.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.80 : 7,493.40 = 2,535.30 : x
  2. Step 2: Convert to fraction form
    4,999.80/7,493.40 = 2,535.30/x
  3. Step 3: Cross multiply
    4,999.80x = 7,493.40 × 2,535.30
  4. Step 4: Simplify right side
    4,999.80x = 18,998,017.02
  5. Step 5: Solve for x
    x = 18,998,017.02/4,999.80
  6. Step 6: Final answer
    x = 3,799.76

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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.