Home / 9,021.24-12,451.32-5,483.70

Finding the Fourth Proportional to 9,021.24, 12,451.32 and 5,483.70

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Solution

The fourth proportional to 9,021.24, 12,451.32 and 5,483.70 is: 7,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.24 : 12,451.32 = 5,483.70 : x
  2. Step 2: Convert to fraction form
    9,021.24/12,451.32 = 5,483.70/x
  3. Step 3: Cross multiply
    9,021.24x = 12,451.32 × 5,483.70
  4. Step 4: Simplify right side
    9,021.24x = 68,279,303.48
  5. Step 5: Solve for x
    x = 68,279,303.48/9,021.24
  6. Step 6: Final answer
    x = 7,568.73

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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.