Home / 4,280.32-5,906.64-2,416.96

Finding the Fourth Proportional to 4,280.32, 5,906.64 and 2,416.96

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Solution

The fourth proportional to 4,280.32, 5,906.64 and 2,416.96 is: 3,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.32 : 5,906.64 = 2,416.96 : x
  2. Step 2: Convert to fraction form
    4,280.32/5,906.64 = 2,416.96/x
  3. Step 3: Cross multiply
    4,280.32x = 5,906.64 × 2,416.96
  4. Step 4: Simplify right side
    4,280.32x = 14,276,112.61
  5. Step 5: Solve for x
    x = 14,276,112.61/4,280.32
  6. Step 6: Final answer
    x = 3,335.29

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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.