Home / 4,754.88-7,130.52-3,289.62

Finding the Fourth Proportional to 4,754.88, 7,130.52 and 3,289.62

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Solution

The fourth proportional to 4,754.88, 7,130.52 and 3,289.62 is: 4,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.88 : 7,130.52 = 3,289.62 : x
  2. Step 2: Convert to fraction form
    4,754.88/7,130.52 = 3,289.62/x
  3. Step 3: Cross multiply
    4,754.88x = 7,130.52 × 3,289.62
  4. Step 4: Simplify right side
    4,754.88x = 23,456,701.20
  5. Step 5: Solve for x
    x = 23,456,701.20/4,754.88
  6. Step 6: Final answer
    x = 4,933.18

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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.