Home / 3,504.08-5,251.20-1,858.16

Finding the Fourth Proportional to 3,504.08, 5,251.20 and 1,858.16

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Solution

The fourth proportional to 3,504.08, 5,251.20 and 1,858.16 is: 2,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.08 : 5,251.20 = 1,858.16 : x
  2. Step 2: Convert to fraction form
    3,504.08/5,251.20 = 1,858.16/x
  3. Step 3: Cross multiply
    3,504.08x = 5,251.20 × 1,858.16
  4. Step 4: Simplify right side
    3,504.08x = 9,757,569.79
  5. Step 5: Solve for x
    x = 9,757,569.79/3,504.08
  6. Step 6: Final answer
    x = 2,784.63

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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.