Home / 11,565.96-15,961.01-6,260.77

Finding the Fourth Proportional to 11,565.96, 15,961.01 and 6,260.77

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Solution

The fourth proportional to 11,565.96, 15,961.01 and 6,260.77 is: 8,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.96 : 15,961.01 = 6,260.77 : x
  2. Step 2: Convert to fraction form
    11,565.96/15,961.01 = 6,260.77/x
  3. Step 3: Cross multiply
    11,565.96x = 15,961.01 × 6,260.77
  4. Step 4: Simplify right side
    11,565.96x = 99,928,212.58
  5. Step 5: Solve for x
    x = 99,928,212.58/11,565.96
  6. Step 6: Final answer
    x = 8,639.85

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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.