Home / 4,647.24-6,972.30-1,726.20

Finding the Fourth Proportional to 4,647.24, 6,972.30 and 1,726.20

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Solution

The fourth proportional to 4,647.24, 6,972.30 and 1,726.20 is: 2,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.24 : 6,972.30 = 1,726.20 : x
  2. Step 2: Convert to fraction form
    4,647.24/6,972.30 = 1,726.20/x
  3. Step 3: Cross multiply
    4,647.24x = 6,972.30 × 1,726.20
  4. Step 4: Simplify right side
    4,647.24x = 12,035,584.26
  5. Step 5: Solve for x
    x = 12,035,584.26/4,647.24
  6. Step 6: Final answer
    x = 2,589.83

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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.