Home / 9,292.64-13,928.42-4,615.90

Finding the Fourth Proportional to 9,292.64, 13,928.42 and 4,615.90

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Solution

The fourth proportional to 9,292.64, 13,928.42 and 4,615.90 is: 6,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292.64 : 13,928.42 = 4,615.90 : x
  2. Step 2: Convert to fraction form
    9,292.64/13,928.42 = 4,615.90/x
  3. Step 3: Cross multiply
    9,292.64x = 13,928.42 × 4,615.90
  4. Step 4: Simplify right side
    9,292.64x = 64,292,170.60
  5. Step 5: Solve for x
    x = 64,292,170.60/9,292.64
  6. Step 6: Final answer
    x = 6,918.62

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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.