Home / 5,970.78-8,956.17-2,272.15

Finding the Fourth Proportional to 5,970.78, 8,956.17 and 2,272.15

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Solution

The fourth proportional to 5,970.78, 8,956.17 and 2,272.15 is: 3,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.78 : 8,956.17 = 2,272.15 : x
  2. Step 2: Convert to fraction form
    5,970.78/8,956.17 = 2,272.15/x
  3. Step 3: Cross multiply
    5,970.78x = 8,956.17 × 2,272.15
  4. Step 4: Simplify right side
    5,970.78x = 20,349,772.86
  5. Step 5: Solve for x
    x = 20,349,772.86/5,970.78
  6. Step 6: Final answer
    x = 3,408.23

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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.