Home / 11,170.85-15,415.68-6,066.46

Finding the Fourth Proportional to 11,170.85, 15,415.68 and 6,066.46

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Solution

The fourth proportional to 11,170.85, 15,415.68 and 6,066.46 is: 8,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.85 : 15,415.68 = 6,066.46 : x
  2. Step 2: Convert to fraction form
    11,170.85/15,415.68 = 6,066.46/x
  3. Step 3: Cross multiply
    11,170.85x = 15,415.68 × 6,066.46
  4. Step 4: Simplify right side
    11,170.85x = 93,518,648.11
  5. Step 5: Solve for x
    x = 93,518,648.11/11,170.85
  6. Step 6: Final answer
    x = 8,371.67

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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.