Home / 3,834.12-5,289.30-2,417.16

Finding the Fourth Proportional to 3,834.12, 5,289.30 and 2,417.16

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Solution

The fourth proportional to 3,834.12, 5,289.30 and 2,417.16 is: 3,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.12 : 5,289.30 = 2,417.16 : x
  2. Step 2: Convert to fraction form
    3,834.12/5,289.30 = 2,417.16/x
  3. Step 3: Cross multiply
    3,834.12x = 5,289.30 × 2,417.16
  4. Step 4: Simplify right side
    3,834.12x = 12,785,084.39
  5. Step 5: Solve for x
    x = 12,785,084.39/3,834.12
  6. Step 6: Final answer
    x = 3,334.56

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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.