Home / 5,961.63-8,228.55-3,445.20

Finding the Fourth Proportional to 5,961.63, 8,228.55 and 3,445.20

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Solution

The fourth proportional to 5,961.63, 8,228.55 and 3,445.20 is: 4,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.63 : 8,228.55 = 3,445.20 : x
  2. Step 2: Convert to fraction form
    5,961.63/8,228.55 = 3,445.20/x
  3. Step 3: Cross multiply
    5,961.63x = 8,228.55 × 3,445.20
  4. Step 4: Simplify right side
    5,961.63x = 28,349,000.46
  5. Step 5: Solve for x
    x = 28,349,000.46/5,961.63
  6. Step 6: Final answer
    x = 4,755.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.