Home / 3,409.15-4,703.41-2,230.91

Finding the Fourth Proportional to 3,409.15, 4,703.41 and 2,230.91

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Solution

The fourth proportional to 3,409.15, 4,703.41 and 2,230.91 is: 3,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.15 : 4,703.41 = 2,230.91 : x
  2. Step 2: Convert to fraction form
    3,409.15/4,703.41 = 2,230.91/x
  3. Step 3: Cross multiply
    3,409.15x = 4,703.41 × 2,230.91
  4. Step 4: Simplify right side
    3,409.15x = 10,492,884.40
  5. Step 5: Solve for x
    x = 10,492,884.40/3,409.15
  6. Step 6: Final answer
    x = 3,077.86

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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.