Home / 9,582.60-14,372.68-7,121.01

Finding the Fourth Proportional to 9,582.60, 14,372.68 and 7,121.01

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Solution

The fourth proportional to 9,582.60, 14,372.68 and 7,121.01 is: 10,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582.60 : 14,372.68 = 7,121.01 : x
  2. Step 2: Convert to fraction form
    9,582.60/14,372.68 = 7,121.01/x
  3. Step 3: Cross multiply
    9,582.60x = 14,372.68 × 7,121.01
  4. Step 4: Simplify right side
    9,582.60x = 102,347,908.34
  5. Step 5: Solve for x
    x = 102,347,908.34/9,582.60
  6. Step 6: Final answer
    x = 10,680.60

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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.