Home / 4,451.23-6,140.37-3,612.88

Finding the Fourth Proportional to 4,451.23, 6,140.37 and 3,612.88

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Solution

The fourth proportional to 4,451.23, 6,140.37 and 3,612.88 is: 4,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.23 : 6,140.37 = 3,612.88 : x
  2. Step 2: Convert to fraction form
    4,451.23/6,140.37 = 3,612.88/x
  3. Step 3: Cross multiply
    4,451.23x = 6,140.37 × 3,612.88
  4. Step 4: Simplify right side
    4,451.23x = 22,184,419.97
  5. Step 5: Solve for x
    x = 22,184,419.97/4,451.23
  6. Step 6: Final answer
    x = 4,983.89

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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.