Home / 3,145.86-4,717.17-2,050.74

Finding the Fourth Proportional to 3,145.86, 4,717.17 and 2,050.74

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Solution

The fourth proportional to 3,145.86, 4,717.17 and 2,050.74 is: 3,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.86 : 4,717.17 = 2,050.74 : x
  2. Step 2: Convert to fraction form
    3,145.86/4,717.17 = 2,050.74/x
  3. Step 3: Cross multiply
    3,145.86x = 4,717.17 × 2,050.74
  4. Step 4: Simplify right side
    3,145.86x = 9,673,689.21
  5. Step 5: Solve for x
    x = 9,673,689.21/3,145.86
  6. Step 6: Final answer
    x = 3,075.05

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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.