Home / 8,778.58-13,158.55-4,093.13

Finding the Fourth Proportional to 8,778.58, 13,158.55 and 4,093.13

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Solution

The fourth proportional to 8,778.58, 13,158.55 and 4,093.13 is: 6,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778.58 : 13,158.55 = 4,093.13 : x
  2. Step 2: Convert to fraction form
    8,778.58/13,158.55 = 4,093.13/x
  3. Step 3: Cross multiply
    8,778.58x = 13,158.55 × 4,093.13
  4. Step 4: Simplify right side
    8,778.58x = 53,859,655.76
  5. Step 5: Solve for x
    x = 53,859,655.76/8,778.58
  6. Step 6: Final answer
    x = 6,135.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.