Home / 3,166.86-4,752.18-1,411.32

Finding the Fourth Proportional to 3,166.86, 4,752.18 and 1,411.32

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Solution

The fourth proportional to 3,166.86, 4,752.18 and 1,411.32 is: 2,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.86 : 4,752.18 = 1,411.32 : x
  2. Step 2: Convert to fraction form
    3,166.86/4,752.18 = 1,411.32/x
  3. Step 3: Cross multiply
    3,166.86x = 4,752.18 × 1,411.32
  4. Step 4: Simplify right side
    3,166.86x = 6,706,846.68
  5. Step 5: Solve for x
    x = 6,706,846.68/3,166.86
  6. Step 6: Final answer
    x = 2,117.82

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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.