Home / 8,350.28-11,523.94-4,813.72

Finding the Fourth Proportional to 8,350.28, 11,523.94 and 4,813.72

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Solution

The fourth proportional to 8,350.28, 11,523.94 and 4,813.72 is: 6,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.28 : 11,523.94 = 4,813.72 : x
  2. Step 2: Convert to fraction form
    8,350.28/11,523.94 = 4,813.72/x
  3. Step 3: Cross multiply
    8,350.28x = 11,523.94 × 4,813.72
  4. Step 4: Simplify right side
    8,350.28x = 55,473,020.46
  5. Step 5: Solve for x
    x = 55,473,020.46/8,350.28
  6. Step 6: Final answer
    x = 6,643.25

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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.