Home / 7,353.78-11,026.52-2,422.10

Finding the Fourth Proportional to 7,353.78, 11,026.52 and 2,422.10

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Solution

The fourth proportional to 7,353.78, 11,026.52 and 2,422.10 is: 3,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.78 : 11,026.52 = 2,422.10 : x
  2. Step 2: Convert to fraction form
    7,353.78/11,026.52 = 2,422.10/x
  3. Step 3: Cross multiply
    7,353.78x = 11,026.52 × 2,422.10
  4. Step 4: Simplify right side
    7,353.78x = 26,707,334.09
  5. Step 5: Solve for x
    x = 26,707,334.09/7,353.78
  6. Step 6: Final answer
    x = 3,631.78

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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.