Home / 4,288.64-5,918.28-2,718.02

Finding the Fourth Proportional to 4,288.64, 5,918.28 and 2,718.02

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Solution

The fourth proportional to 4,288.64, 5,918.28 and 2,718.02 is: 3,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.64 : 5,918.28 = 2,718.02 : x
  2. Step 2: Convert to fraction form
    4,288.64/5,918.28 = 2,718.02/x
  3. Step 3: Cross multiply
    4,288.64x = 5,918.28 × 2,718.02
  4. Step 4: Simplify right side
    4,288.64x = 16,086,003.41
  5. Step 5: Solve for x
    x = 16,086,003.41/4,288.64
  6. Step 6: Final answer
    x = 3,750.84

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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.