Home / 7,351.64-11,026.12-2,156.28

Finding the Fourth Proportional to 7,351.64, 11,026.12 and 2,156.28

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Solution

The fourth proportional to 7,351.64, 11,026.12 and 2,156.28 is: 3,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.64 : 11,026.12 = 2,156.28 : x
  2. Step 2: Convert to fraction form
    7,351.64/11,026.12 = 2,156.28/x
  3. Step 3: Cross multiply
    7,351.64x = 11,026.12 × 2,156.28
  4. Step 4: Simplify right side
    7,351.64x = 23,775,402.03
  5. Step 5: Solve for x
    x = 23,775,402.03/7,351.64
  6. Step 6: Final answer
    x = 3,234.03

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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.