Home / 3,575.54-4,931.61-2,456.66

Finding the Fourth Proportional to 3,575.54, 4,931.61 and 2,456.66

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Solution

The fourth proportional to 3,575.54, 4,931.61 and 2,456.66 is: 3,388.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.54 : 4,931.61 = 2,456.66 : x
  2. Step 2: Convert to fraction form
    3,575.54/4,931.61 = 2,456.66/x
  3. Step 3: Cross multiply
    3,575.54x = 4,931.61 × 2,456.66
  4. Step 4: Simplify right side
    3,575.54x = 12,115,289.02
  5. Step 5: Solve for x
    x = 12,115,289.02/3,575.54
  6. Step 6: Final answer
    x = 3,388.38

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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.