Home / 8,117.78-11,202.48-4,532.53

Finding the Fourth Proportional to 8,117.78, 11,202.48 and 4,532.53

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Solution

The fourth proportional to 8,117.78, 11,202.48 and 4,532.53 is: 6,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.78 : 11,202.48 = 4,532.53 : x
  2. Step 2: Convert to fraction form
    8,117.78/11,202.48 = 4,532.53/x
  3. Step 3: Cross multiply
    8,117.78x = 11,202.48 × 4,532.53
  4. Step 4: Simplify right side
    8,117.78x = 50,775,548.67
  5. Step 5: Solve for x
    x = 50,775,548.67/8,117.78
  6. Step 6: Final answer
    x = 6,254.86

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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.