Home / 5,289.32-7,918.54-4,584.39

Finding the Fourth Proportional to 5,289.32, 7,918.54 and 4,584.39

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Solution

The fourth proportional to 5,289.32, 7,918.54 and 4,584.39 is: 6,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.32 : 7,918.54 = 4,584.39 : x
  2. Step 2: Convert to fraction form
    5,289.32/7,918.54 = 4,584.39/x
  3. Step 3: Cross multiply
    5,289.32x = 7,918.54 × 4,584.39
  4. Step 4: Simplify right side
    5,289.32x = 36,301,675.59
  5. Step 5: Solve for x
    x = 36,301,675.59/5,289.32
  6. Step 6: Final answer
    x = 6,863.20

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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.