Home / 9,263.38-13,890.86-3,995.90

Finding the Fourth Proportional to 9,263.38, 13,890.86 and 3,995.90

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Solution

The fourth proportional to 9,263.38, 13,890.86 and 3,995.90 is: 5,992.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.38 : 13,890.86 = 3,995.90 : x
  2. Step 2: Convert to fraction form
    9,263.38/13,890.86 = 3,995.90/x
  3. Step 3: Cross multiply
    9,263.38x = 13,890.86 × 3,995.90
  4. Step 4: Simplify right side
    9,263.38x = 55,506,487.47
  5. Step 5: Solve for x
    x = 55,506,487.47/9,263.38
  6. Step 6: Final answer
    x = 5,992.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.