Home / 9,293.40-13,921.20-5,772.60

Finding the Fourth Proportional to 9,293.40, 13,921.20 and 5,772.60

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Solution

The fourth proportional to 9,293.40, 13,921.20 and 5,772.60 is: 8,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.40 : 13,921.20 = 5,772.60 : x
  2. Step 2: Convert to fraction form
    9,293.40/13,921.20 = 5,772.60/x
  3. Step 3: Cross multiply
    9,293.40x = 13,921.20 × 5,772.60
  4. Step 4: Simplify right side
    9,293.40x = 80,361,519.12
  5. Step 5: Solve for x
    x = 80,361,519.12/9,293.40
  6. Step 6: Final answer
    x = 8,647.16

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1.5x scale

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.