Home / 3,109.16-4,663.10-1,465.26

Finding the Fourth Proportional to 3,109.16, 4,663.10 and 1,465.26

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Solution

The fourth proportional to 3,109.16, 4,663.10 and 1,465.26 is: 2,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.16 : 4,663.10 = 1,465.26 : x
  2. Step 2: Convert to fraction form
    3,109.16/4,663.10 = 1,465.26/x
  3. Step 3: Cross multiply
    3,109.16x = 4,663.10 × 1,465.26
  4. Step 4: Simplify right side
    3,109.16x = 6,832,653.91
  5. Step 5: Solve for x
    x = 6,832,653.91/3,109.16
  6. Step 6: Final answer
    x = 2,197.59

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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.