Home / 4,940.79-7,402.95-3,476.87

Finding the Fourth Proportional to 4,940.79, 7,402.95 and 3,476.87

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Solution

The fourth proportional to 4,940.79, 7,402.95 and 3,476.87 is: 5,209.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.79 : 7,402.95 = 3,476.87 : x
  2. Step 2: Convert to fraction form
    4,940.79/7,402.95 = 3,476.87/x
  3. Step 3: Cross multiply
    4,940.79x = 7,402.95 × 3,476.87
  4. Step 4: Simplify right side
    4,940.79x = 25,739,057.75
  5. Step 5: Solve for x
    x = 25,739,057.75/4,940.79
  6. Step 6: Final answer
    x = 5,209.50

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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.