Home / 11,101.42-15,319.69-6,065.66

Finding the Fourth Proportional to 11,101.42, 15,319.69 and 6,065.66

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Solution

The fourth proportional to 11,101.42, 15,319.69 and 6,065.66 is: 8,370.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.42 : 15,319.69 = 6,065.66 : x
  2. Step 2: Convert to fraction form
    11,101.42/15,319.69 = 6,065.66/x
  3. Step 3: Cross multiply
    11,101.42x = 15,319.69 × 6,065.66
  4. Step 4: Simplify right side
    11,101.42x = 92,924,030.85
  5. Step 5: Solve for x
    x = 92,924,030.85/11,101.42
  6. Step 6: Final answer
    x = 8,370.47

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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.