Home / 4,387.02-6,054.66-2,619.78

Finding the Fourth Proportional to 4,387.02, 6,054.66 and 2,619.78

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Solution

The fourth proportional to 4,387.02, 6,054.66 and 2,619.78 is: 3,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.02 : 6,054.66 = 2,619.78 : x
  2. Step 2: Convert to fraction form
    4,387.02/6,054.66 = 2,619.78/x
  3. Step 3: Cross multiply
    4,387.02x = 6,054.66 × 2,619.78
  4. Step 4: Simplify right side
    4,387.02x = 15,861,877.17
  5. Step 5: Solve for x
    x = 15,861,877.17/4,387.02
  6. Step 6: Final answer
    x = 3,615.64

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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.