Home / 11,171.46-15,416.67-6,066.99

Finding the Fourth Proportional to 11,171.46, 15,416.67 and 6,066.99

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Solution

The fourth proportional to 11,171.46, 15,416.67 and 6,066.99 is: 8,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.46 : 15,416.67 = 6,066.99 : x
  2. Step 2: Convert to fraction form
    11,171.46/15,416.67 = 6,066.99/x
  3. Step 3: Cross multiply
    11,171.46x = 15,416.67 × 6,066.99
  4. Step 4: Simplify right side
    11,171.46x = 93,532,731.07
  5. Step 5: Solve for x
    x = 93,532,731.07/11,171.46
  6. Step 6: Final answer
    x = 8,372.47

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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.