Home / 5,495.04-7,584.80-3,927.68

Finding the Fourth Proportional to 5,495.04, 7,584.80 and 3,927.68

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Solution

The fourth proportional to 5,495.04, 7,584.80 and 3,927.68 is: 5,421.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.04 : 7,584.80 = 3,927.68 : x
  2. Step 2: Convert to fraction form
    5,495.04/7,584.80 = 3,927.68/x
  3. Step 3: Cross multiply
    5,495.04x = 7,584.80 × 3,927.68
  4. Step 4: Simplify right side
    5,495.04x = 29,790,667.26
  5. Step 5: Solve for x
    x = 29,790,667.26/5,495.04
  6. Step 6: Final answer
    x = 5,421.37

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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.