Home / 7,389.27-10,194.75-4,202.19

Finding the Fourth Proportional to 7,389.27, 10,194.75 and 4,202.19

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Solution

The fourth proportional to 7,389.27, 10,194.75 and 4,202.19 is: 5,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.27 : 10,194.75 = 4,202.19 : x
  2. Step 2: Convert to fraction form
    7,389.27/10,194.75 = 4,202.19/x
  3. Step 3: Cross multiply
    7,389.27x = 10,194.75 × 4,202.19
  4. Step 4: Simplify right side
    7,389.27x = 42,840,276.50
  5. Step 5: Solve for x
    x = 42,840,276.50/7,389.27
  6. Step 6: Final answer
    x = 5,797.63

Related Problems

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Half scale
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Double scale
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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.