Home / 4,834.90-6,669.79-3,155.53

Finding the Fourth Proportional to 4,834.90, 6,669.79 and 3,155.53

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Solution

The fourth proportional to 4,834.90, 6,669.79 and 3,155.53 is: 4,353.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.90 : 6,669.79 = 3,155.53 : x
  2. Step 2: Convert to fraction form
    4,834.90/6,669.79 = 3,155.53/x
  3. Step 3: Cross multiply
    4,834.90x = 6,669.79 × 3,155.53
  4. Step 4: Simplify right side
    4,834.90x = 21,046,722.44
  5. Step 5: Solve for x
    x = 21,046,722.44/4,834.90
  6. Step 6: Final answer
    x = 4,353.08

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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.