Home / 5,512.59-7,606.98-3,154.68

Finding the Fourth Proportional to 5,512.59, 7,606.98 and 3,154.68

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Solution

The fourth proportional to 5,512.59, 7,606.98 and 3,154.68 is: 4,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.59 : 7,606.98 = 3,154.68 : x
  2. Step 2: Convert to fraction form
    5,512.59/7,606.98 = 3,154.68/x
  3. Step 3: Cross multiply
    5,512.59x = 7,606.98 × 3,154.68
  4. Step 4: Simplify right side
    5,512.59x = 23,997,587.67
  5. Step 5: Solve for x
    x = 23,997,587.67/5,512.59
  6. Step 6: Final answer
    x = 4,353.23

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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.