Home / 4,767.48-7,150.76-2,917.64

Finding the Fourth Proportional to 4,767.48, 7,150.76 and 2,917.64

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Solution

The fourth proportional to 4,767.48, 7,150.76 and 2,917.64 is: 4,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.48 : 7,150.76 = 2,917.64 : x
  2. Step 2: Convert to fraction form
    4,767.48/7,150.76 = 2,917.64/x
  3. Step 3: Cross multiply
    4,767.48x = 7,150.76 × 2,917.64
  4. Step 4: Simplify right side
    4,767.48x = 20,863,343.41
  5. Step 5: Solve for x
    x = 20,863,343.41/4,767.48
  6. Step 6: Final answer
    x = 4,376.18

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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.