Home / 4,719.71-7,080.47-2,530.88

Finding the Fourth Proportional to 4,719.71, 7,080.47 and 2,530.88

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Solution

The fourth proportional to 4,719.71, 7,080.47 and 2,530.88 is: 3,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.71 : 7,080.47 = 2,530.88 : x
  2. Step 2: Convert to fraction form
    4,719.71/7,080.47 = 2,530.88/x
  3. Step 3: Cross multiply
    4,719.71x = 7,080.47 × 2,530.88
  4. Step 4: Simplify right side
    4,719.71x = 17,919,807.26
  5. Step 5: Solve for x
    x = 17,919,807.26/4,719.71
  6. Step 6: Final answer
    x = 3,796.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.