Home / 5,491.03-8,244.75-5,409.02

Finding the Fourth Proportional to 5,491.03, 8,244.75 and 5,409.02

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Solution

The fourth proportional to 5,491.03, 8,244.75 and 5,409.02 is: 8,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.03 : 8,244.75 = 5,409.02 : x
  2. Step 2: Convert to fraction form
    5,491.03/8,244.75 = 5,409.02/x
  3. Step 3: Cross multiply
    5,491.03x = 8,244.75 × 5,409.02
  4. Step 4: Simplify right side
    5,491.03x = 44,596,020.14
  5. Step 5: Solve for x
    x = 44,596,020.14/5,491.03
  6. Step 6: Final answer
    x = 8,121.61

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.