Home / 7,340.10-11,010.78-2,410.20

Finding the Fourth Proportional to 7,340.10, 11,010.78 and 2,410.20

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Solution

The fourth proportional to 7,340.10, 11,010.78 and 2,410.20 is: 3,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.10 : 11,010.78 = 2,410.20 : x
  2. Step 2: Convert to fraction form
    7,340.10/11,010.78 = 2,410.20/x
  3. Step 3: Cross multiply
    7,340.10x = 11,010.78 × 2,410.20
  4. Step 4: Simplify right side
    7,340.10x = 26,538,181.96
  5. Step 5: Solve for x
    x = 26,538,181.96/7,340.10
  6. Step 6: Final answer
    x = 3,615.51

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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.