Home / 8,273.66-11,420.33-5,297.52

Finding the Fourth Proportional to 8,273.66, 11,420.33 and 5,297.52

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Solution

The fourth proportional to 8,273.66, 11,420.33 and 5,297.52 is: 7,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.66 : 11,420.33 = 5,297.52 : x
  2. Step 2: Convert to fraction form
    8,273.66/11,420.33 = 5,297.52/x
  3. Step 3: Cross multiply
    8,273.66x = 11,420.33 × 5,297.52
  4. Step 4: Simplify right side
    8,273.66x = 60,499,426.58
  5. Step 5: Solve for x
    x = 60,499,426.58/8,273.66
  6. Step 6: Final answer
    x = 7,312.29

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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.