Home / 11,184.55-16,778.85-4,607.15

Finding the Fourth Proportional to 11,184.55, 16,778.85 and 4,607.15

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Solution

The fourth proportional to 11,184.55, 16,778.85 and 4,607.15 is: 6,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.55 : 16,778.85 = 4,607.15 : x
  2. Step 2: Convert to fraction form
    11,184.55/16,778.85 = 4,607.15/x
  3. Step 3: Cross multiply
    11,184.55x = 16,778.85 × 4,607.15
  4. Step 4: Simplify right side
    11,184.55x = 77,302,577.61
  5. Step 5: Solve for x
    x = 77,302,577.61/11,184.55
  6. Step 6: Final answer
    x = 6,911.55

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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.