Home / 3,910.14-5,864.08-1,569.40

Finding the Fourth Proportional to 3,910.14, 5,864.08 and 1,569.40

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Solution

The fourth proportional to 3,910.14, 5,864.08 and 1,569.40 is: 2,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.14 : 5,864.08 = 1,569.40 : x
  2. Step 2: Convert to fraction form
    3,910.14/5,864.08 = 1,569.40/x
  3. Step 3: Cross multiply
    3,910.14x = 5,864.08 × 1,569.40
  4. Step 4: Simplify right side
    3,910.14x = 9,203,087.15
  5. Step 5: Solve for x
    x = 9,203,087.15/3,910.14
  6. Step 6: Final answer
    x = 2,353.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.