Home / 6,206.08-8,565.63-3,689.59

Finding the Fourth Proportional to 6,206.08, 8,565.63 and 3,689.59

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Solution

The fourth proportional to 6,206.08, 8,565.63 and 3,689.59 is: 5,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.08 : 8,565.63 = 3,689.59 : x
  2. Step 2: Convert to fraction form
    6,206.08/8,565.63 = 3,689.59/x
  3. Step 3: Cross multiply
    6,206.08x = 8,565.63 × 3,689.59
  4. Step 4: Simplify right side
    6,206.08x = 31,603,625.32
  5. Step 5: Solve for x
    x = 31,603,625.32/6,206.08
  6. Step 6: Final answer
    x = 5,092.37

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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.