Home / 2,871.29-4,303.26-2,499.58

Finding the Fourth Proportional to 2,871.29, 4,303.26 and 2,499.58

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Solution

The fourth proportional to 2,871.29, 4,303.26 and 2,499.58 is: 3,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.29 : 4,303.26 = 2,499.58 : x
  2. Step 2: Convert to fraction form
    2,871.29/4,303.26 = 2,499.58/x
  3. Step 3: Cross multiply
    2,871.29x = 4,303.26 × 2,499.58
  4. Step 4: Simplify right side
    2,871.29x = 10,756,321.11
  5. Step 5: Solve for x
    x = 10,756,321.11/2,871.29
  6. Step 6: Final answer
    x = 3,746.16

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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.