Home / 5,069.20-7,603.80-4,874.80

Finding the Fourth Proportional to 5,069.20, 7,603.80 and 4,874.80

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Solution

The fourth proportional to 5,069.20, 7,603.80 and 4,874.80 is: 7,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.20 : 7,603.80 = 4,874.80 : x
  2. Step 2: Convert to fraction form
    5,069.20/7,603.80 = 4,874.80/x
  3. Step 3: Cross multiply
    5,069.20x = 7,603.80 × 4,874.80
  4. Step 4: Simplify right side
    5,069.20x = 37,067,004.24
  5. Step 5: Solve for x
    x = 37,067,004.24/5,069.20
  6. Step 6: Final answer
    x = 7,312.20

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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.