Home / 6,295.92-8,689.32-3,645.06

Finding the Fourth Proportional to 6,295.92, 8,689.32 and 3,645.06

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Solution

The fourth proportional to 6,295.92, 8,689.32 and 3,645.06 is: 5,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.92 : 8,689.32 = 3,645.06 : x
  2. Step 2: Convert to fraction form
    6,295.92/8,689.32 = 3,645.06/x
  3. Step 3: Cross multiply
    6,295.92x = 8,689.32 × 3,645.06
  4. Step 4: Simplify right side
    6,295.92x = 31,673,092.76
  5. Step 5: Solve for x
    x = 31,673,092.76/6,295.92
  6. Step 6: Final answer
    x = 5,030.73

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1.5x scale

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.