Home / 8,273.40-11,417.49-4,737.75

Finding the Fourth Proportional to 8,273.40, 11,417.49 and 4,737.75

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Solution

The fourth proportional to 8,273.40, 11,417.49 and 4,737.75 is: 6,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.40 : 11,417.49 = 4,737.75 : x
  2. Step 2: Convert to fraction form
    8,273.40/11,417.49 = 4,737.75/x
  3. Step 3: Cross multiply
    8,273.40x = 11,417.49 × 4,737.75
  4. Step 4: Simplify right side
    8,273.40x = 54,093,213.25
  5. Step 5: Solve for x
    x = 54,093,213.25/8,273.40
  6. Step 6: Final answer
    x = 6,538.21

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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.