Home / 8,767.23-12,098.76-4,788.33

Finding the Fourth Proportional to 8,767.23, 12,098.76 and 4,788.33

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Solution

The fourth proportional to 8,767.23, 12,098.76 and 4,788.33 is: 6,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.23 : 12,098.76 = 4,788.33 : x
  2. Step 2: Convert to fraction form
    8,767.23/12,098.76 = 4,788.33/x
  3. Step 3: Cross multiply
    8,767.23x = 12,098.76 × 4,788.33
  4. Step 4: Simplify right side
    8,767.23x = 57,932,855.47
  5. Step 5: Solve for x
    x = 57,932,855.47/8,767.23
  6. Step 6: Final answer
    x = 6,607.89

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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.