Home / 9,299.10-12,828.58-5,522.48

Finding the Fourth Proportional to 9,299.10, 12,828.58 and 5,522.48

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Solution

The fourth proportional to 9,299.10, 12,828.58 and 5,522.48 is: 7,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.10 : 12,828.58 = 5,522.48 : x
  2. Step 2: Convert to fraction form
    9,299.10/12,828.58 = 5,522.48/x
  3. Step 3: Cross multiply
    9,299.10x = 12,828.58 × 5,522.48
  4. Step 4: Simplify right side
    9,299.10x = 70,845,546.64
  5. Step 5: Solve for x
    x = 70,845,546.64/9,299.10
  6. Step 6: Final answer
    x = 7,618.53

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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.