Home / 2,511.17-3,741.70-2,399.39

Finding the Fourth Proportional to 2,511.17, 3,741.70 and 2,399.39

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Solution

The fourth proportional to 2,511.17, 3,741.70 and 2,399.39 is: 3,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.17 : 3,741.70 = 2,399.39 : x
  2. Step 2: Convert to fraction form
    2,511.17/3,741.70 = 2,399.39/x
  3. Step 3: Cross multiply
    2,511.17x = 3,741.70 × 2,399.39
  4. Step 4: Simplify right side
    2,511.17x = 8,977,800.92
  5. Step 5: Solve for x
    x = 8,977,800.92/2,511.17
  6. Step 6: Final answer
    x = 3,575.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.