Home / 4,901.20-7,354.20-3,730.80

Finding the Fourth Proportional to 4,901.20, 7,354.20 and 3,730.80

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Solution

The fourth proportional to 4,901.20, 7,354.20 and 3,730.80 is: 5,598.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.20 : 7,354.20 = 3,730.80 : x
  2. Step 2: Convert to fraction form
    4,901.20/7,354.20 = 3,730.80/x
  3. Step 3: Cross multiply
    4,901.20x = 7,354.20 × 3,730.80
  4. Step 4: Simplify right side
    4,901.20x = 27,437,049.36
  5. Step 5: Solve for x
    x = 27,437,049.36/4,901.20
  6. Step 6: Final answer
    x = 5,598.03

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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.