Home / 3,370.23-4,646.90-2,976.57

Finding the Fourth Proportional to 3,370.23, 4,646.90 and 2,976.57

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Solution

The fourth proportional to 3,370.23, 4,646.90 and 2,976.57 is: 4,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.23 : 4,646.90 = 2,976.57 : x
  2. Step 2: Convert to fraction form
    3,370.23/4,646.90 = 2,976.57/x
  3. Step 3: Cross multiply
    3,370.23x = 4,646.90 × 2,976.57
  4. Step 4: Simplify right side
    3,370.23x = 13,831,830.57
  5. Step 5: Solve for x
    x = 13,831,830.57/3,370.23
  6. Step 6: Final answer
    x = 4,104.12

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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.