Home / 8,565.66-11,819.70-4,788.54

Finding the Fourth Proportional to 8,565.66, 11,819.70 and 4,788.54

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Solution

The fourth proportional to 8,565.66, 11,819.70 and 4,788.54 is: 6,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.66 : 11,819.70 = 4,788.54 : x
  2. Step 2: Convert to fraction form
    8,565.66/11,819.70 = 4,788.54/x
  3. Step 3: Cross multiply
    8,565.66x = 11,819.70 × 4,788.54
  4. Step 4: Simplify right side
    8,565.66x = 56,599,106.24
  5. Step 5: Solve for x
    x = 56,599,106.24/8,565.66
  6. Step 6: Final answer
    x = 6,607.68

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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.