Home / 5,019.16-7,530.36-2,551.96

Finding the Fourth Proportional to 5,019.16, 7,530.36 and 2,551.96

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Solution

The fourth proportional to 5,019.16, 7,530.36 and 2,551.96 is: 3,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.16 : 7,530.36 = 2,551.96 : x
  2. Step 2: Convert to fraction form
    5,019.16/7,530.36 = 2,551.96/x
  3. Step 3: Cross multiply
    5,019.16x = 7,530.36 × 2,551.96
  4. Step 4: Simplify right side
    5,019.16x = 19,217,177.51
  5. Step 5: Solve for x
    x = 19,217,177.51/5,019.16
  6. Step 6: Final answer
    x = 3,828.76

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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.