Home / 5,429.06-7,491.84-3,071.14

Finding the Fourth Proportional to 5,429.06, 7,491.84 and 3,071.14

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Solution

The fourth proportional to 5,429.06, 7,491.84 and 3,071.14 is: 4,238.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.06 : 7,491.84 = 3,071.14 : x
  2. Step 2: Convert to fraction form
    5,429.06/7,491.84 = 3,071.14/x
  3. Step 3: Cross multiply
    5,429.06x = 7,491.84 × 3,071.14
  4. Step 4: Simplify right side
    5,429.06x = 23,008,489.50
  5. Step 5: Solve for x
    x = 23,008,489.50/5,429.06
  6. Step 6: Final answer
    x = 4,238.02

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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.