Home / 9,470.58-14,186.40-7,611.66

Finding the Fourth Proportional to 9,470.58, 14,186.40 and 7,611.66

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Solution

The fourth proportional to 9,470.58, 14,186.40 and 7,611.66 is: 11,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.58 : 14,186.40 = 7,611.66 : x
  2. Step 2: Convert to fraction form
    9,470.58/14,186.40 = 7,611.66/x
  3. Step 3: Cross multiply
    9,470.58x = 14,186.40 × 7,611.66
  4. Step 4: Simplify right side
    9,470.58x = 107,982,053.42
  5. Step 5: Solve for x
    x = 107,982,053.42/9,470.58
  6. Step 6: Final answer
    x = 11,401.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.