Home / 6,243.28-8,603.90-4,471.82

Finding the Fourth Proportional to 6,243.28, 8,603.90 and 4,471.82

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Solution

The fourth proportional to 6,243.28, 8,603.90 and 4,471.82 is: 6,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.28 : 8,603.90 = 4,471.82 : x
  2. Step 2: Convert to fraction form
    6,243.28/8,603.90 = 4,471.82/x
  3. Step 3: Cross multiply
    6,243.28x = 8,603.90 × 4,471.82
  4. Step 4: Simplify right side
    6,243.28x = 38,475,092.10
  5. Step 5: Solve for x
    x = 38,475,092.10/6,243.28
  6. Step 6: Final answer
    x = 6,162.64

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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.