Home / 11,110.12-15,332.25-6,074.55

Finding the Fourth Proportional to 11,110.12, 15,332.25 and 6,074.55

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Solution

The fourth proportional to 11,110.12, 15,332.25 and 6,074.55 is: 8,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.12 : 15,332.25 = 6,074.55 : x
  2. Step 2: Convert to fraction form
    11,110.12/15,332.25 = 6,074.55/x
  3. Step 3: Cross multiply
    11,110.12x = 15,332.25 × 6,074.55
  4. Step 4: Simplify right side
    11,110.12x = 93,136,519.24
  5. Step 5: Solve for x
    x = 93,136,519.24/11,110.12
  6. Step 6: Final answer
    x = 8,383.04

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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.