Home / 5,117.77-7,675.03-2,195.29

Finding the Fourth Proportional to 5,117.77, 7,675.03 and 2,195.29

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Solution

The fourth proportional to 5,117.77, 7,675.03 and 2,195.29 is: 3,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.77 : 7,675.03 = 2,195.29 : x
  2. Step 2: Convert to fraction form
    5,117.77/7,675.03 = 2,195.29/x
  3. Step 3: Cross multiply
    5,117.77x = 7,675.03 × 2,195.29
  4. Step 4: Simplify right side
    5,117.77x = 16,848,916.61
  5. Step 5: Solve for x
    x = 16,848,916.61/5,117.77
  6. Step 6: Final answer
    x = 3,292.24

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1.5x scale

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.