Home / 7,334.64-11,001.96-2,140.56

Finding the Fourth Proportional to 7,334.64, 11,001.96 and 2,140.56

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Solution

The fourth proportional to 7,334.64, 11,001.96 and 2,140.56 is: 3,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.64 : 11,001.96 = 2,140.56 : x
  2. Step 2: Convert to fraction form
    7,334.64/11,001.96 = 2,140.56/x
  3. Step 3: Cross multiply
    7,334.64x = 11,001.96 × 2,140.56
  4. Step 4: Simplify right side
    7,334.64x = 23,550,355.50
  5. Step 5: Solve for x
    x = 23,550,355.50/7,334.64
  6. Step 6: Final answer
    x = 3,210.84

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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.