Home / 5,680.44-8,509.53-3,726.72

Finding the Fourth Proportional to 5,680.44, 8,509.53 and 3,726.72

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Solution

The fourth proportional to 5,680.44, 8,509.53 and 3,726.72 is: 5,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.44 : 8,509.53 = 3,726.72 : x
  2. Step 2: Convert to fraction form
    5,680.44/8,509.53 = 3,726.72/x
  3. Step 3: Cross multiply
    5,680.44x = 8,509.53 × 3,726.72
  4. Step 4: Simplify right side
    5,680.44x = 31,712,635.64
  5. Step 5: Solve for x
    x = 31,712,635.64/5,680.44
  6. Step 6: Final answer
    x = 5,582.78

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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.