Home / 11,105.77-15,325.54-6,069.95

Finding the Fourth Proportional to 11,105.77, 15,325.54 and 6,069.95

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Solution

The fourth proportional to 11,105.77, 15,325.54 and 6,069.95 is: 8,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105.77 : 15,325.54 = 6,069.95 : x
  2. Step 2: Convert to fraction form
    11,105.77/15,325.54 = 6,069.95/x
  3. Step 3: Cross multiply
    11,105.77x = 15,325.54 × 6,069.95
  4. Step 4: Simplify right side
    11,105.77x = 93,025,209.70
  5. Step 5: Solve for x
    x = 93,025,209.70/11,105.77
  6. Step 6: Final answer
    x = 8,376.30

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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.