Home / 7,769.53-11,664.46-4,612.74

Finding the Fourth Proportional to 7,769.53, 11,664.46 and 4,612.74

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Solution

The fourth proportional to 7,769.53, 11,664.46 and 4,612.74 is: 6,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.53 : 11,664.46 = 4,612.74 : x
  2. Step 2: Convert to fraction form
    7,769.53/11,664.46 = 4,612.74/x
  3. Step 3: Cross multiply
    7,769.53x = 11,664.46 × 4,612.74
  4. Step 4: Simplify right side
    7,769.53x = 53,805,121.22
  5. Step 5: Solve for x
    x = 53,805,121.22/7,769.53
  6. Step 6: Final answer
    x = 6,925.14

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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.