Home / 5,564.03-7,678.35-3,011.79

Finding the Fourth Proportional to 5,564.03, 7,678.35 and 3,011.79

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Solution

The fourth proportional to 5,564.03, 7,678.35 and 3,011.79 is: 4,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.03 : 7,678.35 = 3,011.79 : x
  2. Step 2: Convert to fraction form
    5,564.03/7,678.35 = 3,011.79/x
  3. Step 3: Cross multiply
    5,564.03x = 7,678.35 × 3,011.79
  4. Step 4: Simplify right side
    5,564.03x = 23,125,577.75
  5. Step 5: Solve for x
    x = 23,125,577.75/5,564.03
  6. Step 6: Final answer
    x = 4,156.26

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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.