Home / 4,940.39-7,407.81-4,356.69

Finding the Fourth Proportional to 4,940.39, 7,407.81 and 4,356.69

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Solution

The fourth proportional to 4,940.39, 7,407.81 and 4,356.69 is: 6,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.39 : 7,407.81 = 4,356.69 : x
  2. Step 2: Convert to fraction form
    4,940.39/7,407.81 = 4,356.69/x
  3. Step 3: Cross multiply
    4,940.39x = 7,407.81 × 4,356.69
  4. Step 4: Simplify right side
    4,940.39x = 32,273,531.75
  5. Step 5: Solve for x
    x = 32,273,531.75/4,940.39
  6. Step 6: Final answer
    x = 6,532.59

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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.