Home / 6,624.24-9,141.48-3,640.14

Finding the Fourth Proportional to 6,624.24, 9,141.48 and 3,640.14

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Solution

The fourth proportional to 6,624.24, 9,141.48 and 3,640.14 is: 5,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.24 : 9,141.48 = 3,640.14 : x
  2. Step 2: Convert to fraction form
    6,624.24/9,141.48 = 3,640.14/x
  3. Step 3: Cross multiply
    6,624.24x = 9,141.48 × 3,640.14
  4. Step 4: Simplify right side
    6,624.24x = 33,276,267.01
  5. Step 5: Solve for x
    x = 33,276,267.01/6,624.24
  6. Step 6: Final answer
    x = 5,023.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.