Home / 2,911.18-4,017.19-1,651.93

Finding the Fourth Proportional to 2,911.18, 4,017.19 and 1,651.93

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Solution

The fourth proportional to 2,911.18, 4,017.19 and 1,651.93 is: 2,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.18 : 4,017.19 = 1,651.93 : x
  2. Step 2: Convert to fraction form
    2,911.18/4,017.19 = 1,651.93/x
  3. Step 3: Cross multiply
    2,911.18x = 4,017.19 × 1,651.93
  4. Step 4: Simplify right side
    2,911.18x = 6,636,116.68
  5. Step 5: Solve for x
    x = 6,636,116.68/2,911.18
  6. Step 6: Final answer
    x = 2,279.53

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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.