Home / 3,566.10-4,920.93-1,993.89

Finding the Fourth Proportional to 3,566.10, 4,920.93 and 1,993.89

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Solution

The fourth proportional to 3,566.10, 4,920.93 and 1,993.89 is: 2,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.10 : 4,920.93 = 1,993.89 : x
  2. Step 2: Convert to fraction form
    3,566.10/4,920.93 = 1,993.89/x
  3. Step 3: Cross multiply
    3,566.10x = 4,920.93 × 1,993.89
  4. Step 4: Simplify right side
    3,566.10x = 9,811,793.12
  5. Step 5: Solve for x
    x = 9,811,793.12/3,566.10
  6. Step 6: Final answer
    x = 2,751.41

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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.