Home / 2,317.58-3,476.67-1,221.98

Finding the Fourth Proportional to 2,317.58, 3,476.67 and 1,221.98

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Solution

The fourth proportional to 2,317.58, 3,476.67 and 1,221.98 is: 1,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.58 : 3,476.67 = 1,221.98 : x
  2. Step 2: Convert to fraction form
    2,317.58/3,476.67 = 1,221.98/x
  3. Step 3: Cross multiply
    2,317.58x = 3,476.67 × 1,221.98
  4. Step 4: Simplify right side
    2,317.58x = 4,248,415.10
  5. Step 5: Solve for x
    x = 4,248,415.10/2,317.58
  6. Step 6: Final answer
    x = 1,833.13

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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.