Home / 7,580.30-11,372.24-2,386.13

Finding the Fourth Proportional to 7,580.30, 11,372.24 and 2,386.13

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Solution

The fourth proportional to 7,580.30, 11,372.24 and 2,386.13 is: 3,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.30 : 11,372.24 = 2,386.13 : x
  2. Step 2: Convert to fraction form
    7,580.30/11,372.24 = 2,386.13/x
  3. Step 3: Cross multiply
    7,580.30x = 11,372.24 × 2,386.13
  4. Step 4: Simplify right side
    7,580.30x = 27,135,592.14
  5. Step 5: Solve for x
    x = 27,135,592.14/7,580.30
  6. Step 6: Final answer
    x = 3,579.75

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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.