Home / 7,389.81-10,194.68-4,998.93

Finding the Fourth Proportional to 7,389.81, 10,194.68 and 4,998.93

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Solution

The fourth proportional to 7,389.81, 10,194.68 and 4,998.93 is: 6,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.81 : 10,194.68 = 4,998.93 : x
  2. Step 2: Convert to fraction form
    7,389.81/10,194.68 = 4,998.93/x
  3. Step 3: Cross multiply
    7,389.81x = 10,194.68 × 4,998.93
  4. Step 4: Simplify right side
    7,389.81x = 50,962,466.70
  5. Step 5: Solve for x
    x = 50,962,466.70/7,389.81
  6. Step 6: Final answer
    x = 6,896.32

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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.