Home / 7,346.56-11,018.40-2,151.04

Finding the Fourth Proportional to 7,346.56, 11,018.40 and 2,151.04

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Solution

The fourth proportional to 7,346.56, 11,018.40 and 2,151.04 is: 3,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.56 : 11,018.40 = 2,151.04 : x
  2. Step 2: Convert to fraction form
    7,346.56/11,018.40 = 2,151.04/x
  3. Step 3: Cross multiply
    7,346.56x = 11,018.40 × 2,151.04
  4. Step 4: Simplify right side
    7,346.56x = 23,701,019.14
  5. Step 5: Solve for x
    x = 23,701,019.14/7,346.56
  6. Step 6: Final answer
    x = 3,226.14

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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.