Home / 3,465.99-4,778.60-2,834.19

Finding the Fourth Proportional to 3,465.99, 4,778.60 and 2,834.19

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Solution

The fourth proportional to 3,465.99, 4,778.60 and 2,834.19 is: 3,907.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.99 : 4,778.60 = 2,834.19 : x
  2. Step 2: Convert to fraction form
    3,465.99/4,778.60 = 2,834.19/x
  3. Step 3: Cross multiply
    3,465.99x = 4,778.60 × 2,834.19
  4. Step 4: Simplify right side
    3,465.99x = 13,543,446.16
  5. Step 5: Solve for x
    x = 13,543,446.16/3,465.99
  6. Step 6: Final answer
    x = 3,907.53

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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.