Home / 7,349.46-10,141.72-4,163.07

Finding the Fourth Proportional to 7,349.46, 10,141.72 and 4,163.07

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Solution

The fourth proportional to 7,349.46, 10,141.72 and 4,163.07 is: 5,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.46 : 10,141.72 = 4,163.07 : x
  2. Step 2: Convert to fraction form
    7,349.46/10,141.72 = 4,163.07/x
  3. Step 3: Cross multiply
    7,349.46x = 10,141.72 × 4,163.07
  4. Step 4: Simplify right side
    7,349.46x = 42,220,690.28
  5. Step 5: Solve for x
    x = 42,220,690.28/7,349.46
  6. Step 6: Final answer
    x = 5,744.73

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Half scale
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Double scale
Find fourth proportional to 7,350.46, 10,143.10 and 4,164.07
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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.