Home / 7,843.11-10,823.44-4,485.98

Finding the Fourth Proportional to 7,843.11, 10,823.44 and 4,485.98

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Solution

The fourth proportional to 7,843.11, 10,823.44 and 4,485.98 is: 6,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843.11 : 10,823.44 = 4,485.98 : x
  2. Step 2: Convert to fraction form
    7,843.11/10,823.44 = 4,485.98/x
  3. Step 3: Cross multiply
    7,843.11x = 10,823.44 × 4,485.98
  4. Step 4: Simplify right side
    7,843.11x = 48,553,700.29
  5. Step 5: Solve for x
    x = 48,553,700.29/7,843.11
  6. Step 6: Final answer
    x = 6,190.62

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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.