Home / 3,350.90-4,643.80-3,303.92

Finding the Fourth Proportional to 3,350.90, 4,643.80 and 3,303.92

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Solution

The fourth proportional to 3,350.90, 4,643.80 and 3,303.92 is: 4,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.90 : 4,643.80 = 3,303.92 : x
  2. Step 2: Convert to fraction form
    3,350.90/4,643.80 = 3,303.92/x
  3. Step 3: Cross multiply
    3,350.90x = 4,643.80 × 3,303.92
  4. Step 4: Simplify right side
    3,350.90x = 15,342,743.70
  5. Step 5: Solve for x
    x = 15,342,743.70/3,350.90
  6. Step 6: Final answer
    x = 4,578.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.