Home / 7,441.31-11,156.11-5,094.20

Finding the Fourth Proportional to 7,441.31, 11,156.11 and 5,094.20

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Solution

The fourth proportional to 7,441.31, 11,156.11 and 5,094.20 is: 7,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.31 : 11,156.11 = 5,094.20 : x
  2. Step 2: Convert to fraction form
    7,441.31/11,156.11 = 5,094.20/x
  3. Step 3: Cross multiply
    7,441.31x = 11,156.11 × 5,094.20
  4. Step 4: Simplify right side
    7,441.31x = 56,831,481.10
  5. Step 5: Solve for x
    x = 56,831,481.10/7,441.31
  6. Step 6: Final answer
    x = 7,637.29

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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.