Home / 9,405.99-14,102.31-4,722.62

Finding the Fourth Proportional to 9,405.99, 14,102.31 and 4,722.62

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Solution

The fourth proportional to 9,405.99, 14,102.31 and 4,722.62 is: 7,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.99 : 14,102.31 = 4,722.62 : x
  2. Step 2: Convert to fraction form
    9,405.99/14,102.31 = 4,722.62/x
  3. Step 3: Cross multiply
    9,405.99x = 14,102.31 × 4,722.62
  4. Step 4: Simplify right side
    9,405.99x = 66,599,780.74
  5. Step 5: Solve for x
    x = 66,599,780.74/9,405.99
  6. Step 6: Final answer
    x = 7,080.57

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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.