Home / 3,834.10-5,290.09-2,341.46

Finding the Fourth Proportional to 3,834.10, 5,290.09 and 2,341.46

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Solution

The fourth proportional to 3,834.10, 5,290.09 and 2,341.46 is: 3,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.10 : 5,290.09 = 2,341.46 : x
  2. Step 2: Convert to fraction form
    3,834.10/5,290.09 = 2,341.46/x
  3. Step 3: Cross multiply
    3,834.10x = 5,290.09 × 2,341.46
  4. Step 4: Simplify right side
    3,834.10x = 12,386,534.13
  5. Step 5: Solve for x
    x = 12,386,534.13/3,834.10
  6. Step 6: Final answer
    x = 3,230.62

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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.