Home / 5,349.79-7,380.25-3,461.99

Finding the Fourth Proportional to 5,349.79, 7,380.25 and 3,461.99

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Solution

The fourth proportional to 5,349.79, 7,380.25 and 3,461.99 is: 4,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.79 : 7,380.25 = 3,461.99 : x
  2. Step 2: Convert to fraction form
    5,349.79/7,380.25 = 3,461.99/x
  3. Step 3: Cross multiply
    5,349.79x = 7,380.25 × 3,461.99
  4. Step 4: Simplify right side
    5,349.79x = 25,550,351.70
  5. Step 5: Solve for x
    x = 25,550,351.70/5,349.79
  6. Step 6: Final answer
    x = 4,775.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.