Home / 8,565.18-11,819.84-4,788.69

Finding the Fourth Proportional to 8,565.18, 11,819.84 and 4,788.69

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Solution

The fourth proportional to 8,565.18, 11,819.84 and 4,788.69 is: 6,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.18 : 11,819.84 = 4,788.69 : x
  2. Step 2: Convert to fraction form
    8,565.18/11,819.84 = 4,788.69/x
  3. Step 3: Cross multiply
    8,565.18x = 11,819.84 × 4,788.69
  4. Step 4: Simplify right side
    8,565.18x = 56,601,525.67
  5. Step 5: Solve for x
    x = 56,601,525.67/8,565.18
  6. Step 6: Final answer
    x = 6,608.33

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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.