Home / 4,811.38-6,641.93-3,396.22

Finding the Fourth Proportional to 4,811.38, 6,641.93 and 3,396.22

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Solution

The fourth proportional to 4,811.38, 6,641.93 and 3,396.22 is: 4,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.38 : 6,641.93 = 3,396.22 : x
  2. Step 2: Convert to fraction form
    4,811.38/6,641.93 = 3,396.22/x
  3. Step 3: Cross multiply
    4,811.38x = 6,641.93 × 3,396.22
  4. Step 4: Simplify right side
    4,811.38x = 22,557,455.50
  5. Step 5: Solve for x
    x = 22,557,455.50/4,811.38
  6. Step 6: Final answer
    x = 4,688.35

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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.