Home / 4,178.61-5,766.78-2,410.35

Finding the Fourth Proportional to 4,178.61, 5,766.78 and 2,410.35

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Solution

The fourth proportional to 4,178.61, 5,766.78 and 2,410.35 is: 3,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.61 : 5,766.78 = 2,410.35 : x
  2. Step 2: Convert to fraction form
    4,178.61/5,766.78 = 2,410.35/x
  3. Step 3: Cross multiply
    4,178.61x = 5,766.78 × 2,410.35
  4. Step 4: Simplify right side
    4,178.61x = 13,899,958.17
  5. Step 5: Solve for x
    x = 13,899,958.17/4,178.61
  6. Step 6: Final answer
    x = 3,326.46

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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.