Home / 4,815.16-6,646.02-2,719.96

Finding the Fourth Proportional to 4,815.16, 6,646.02 and 2,719.96

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Solution

The fourth proportional to 4,815.16, 6,646.02 and 2,719.96 is: 3,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.16 : 6,646.02 = 2,719.96 : x
  2. Step 2: Convert to fraction form
    4,815.16/6,646.02 = 2,719.96/x
  3. Step 3: Cross multiply
    4,815.16x = 6,646.02 × 2,719.96
  4. Step 4: Simplify right side
    4,815.16x = 18,076,908.56
  5. Step 5: Solve for x
    x = 18,076,908.56/4,815.16
  6. Step 6: Final answer
    x = 3,754.17

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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.