Home / 7,349.84-11,023.68-2,155.04

Finding the Fourth Proportional to 7,349.84, 11,023.68 and 2,155.04

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Solution

The fourth proportional to 7,349.84, 11,023.68 and 2,155.04 is: 3,232.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.84 : 11,023.68 = 2,155.04 : x
  2. Step 2: Convert to fraction form
    7,349.84/11,023.68 = 2,155.04/x
  3. Step 3: Cross multiply
    7,349.84x = 11,023.68 × 2,155.04
  4. Step 4: Simplify right side
    7,349.84x = 23,756,471.35
  5. Step 5: Solve for x
    x = 23,756,471.35/7,349.84
  6. Step 6: Final answer
    x = 3,232.24

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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.