Home / 9,024-12,453.60-5,299.20

Finding the Fourth Proportional to 9,024, 12,453.60 and 5,299.20

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Solution

The fourth proportional to 9,024, 12,453.60 and 5,299.20 is: 7,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,024 : 12,453.60 = 5,299.20 : x
  2. Step 2: Convert to fraction form
    9,024/12,453.60 = 5,299.20/x
  3. Step 3: Cross multiply
    9,024x = 12,453.60 × 5,299.20
  4. Step 4: Simplify right side
    9,024x = 65,994,117.12
  5. Step 5: Solve for x
    x = 65,994,117.12/9,024
  6. Step 6: Final answer
    x = 7,313.18

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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.