Home / 4,187.54-5,778.61-2,509.02

Finding the Fourth Proportional to 4,187.54, 5,778.61 and 2,509.02

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Solution

The fourth proportional to 4,187.54, 5,778.61 and 2,509.02 is: 3,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.54 : 5,778.61 = 2,509.02 : x
  2. Step 2: Convert to fraction form
    4,187.54/5,778.61 = 2,509.02/x
  3. Step 3: Cross multiply
    4,187.54x = 5,778.61 × 2,509.02
  4. Step 4: Simplify right side
    4,187.54x = 14,498,641.79
  5. Step 5: Solve for x
    x = 14,498,641.79/4,187.54
  6. Step 6: Final answer
    x = 3,462.33

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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.