Home / 4,703.03-6,489.96-2,815.66

Finding the Fourth Proportional to 4,703.03, 6,489.96 and 2,815.66

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Solution

The fourth proportional to 4,703.03, 6,489.96 and 2,815.66 is: 3,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.03 : 6,489.96 = 2,815.66 : x
  2. Step 2: Convert to fraction form
    4,703.03/6,489.96 = 2,815.66/x
  3. Step 3: Cross multiply
    4,703.03x = 6,489.96 × 2,815.66
  4. Step 4: Simplify right side
    4,703.03x = 18,273,518.33
  5. Step 5: Solve for x
    x = 18,273,518.33/4,703.03
  6. Step 6: Final answer
    x = 3,885.48

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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.