Home / 6,107.60-9,172.20-4,724.30

Finding the Fourth Proportional to 6,107.60, 9,172.20 and 4,724.30

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Solution

The fourth proportional to 6,107.60, 9,172.20 and 4,724.30 is: 7,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.60 : 9,172.20 = 4,724.30 : x
  2. Step 2: Convert to fraction form
    6,107.60/9,172.20 = 4,724.30/x
  3. Step 3: Cross multiply
    6,107.60x = 9,172.20 × 4,724.30
  4. Step 4: Simplify right side
    6,107.60x = 43,332,224.46
  5. Step 5: Solve for x
    x = 43,332,224.46/6,107.60
  6. Step 6: Final answer
    x = 7,094.80

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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.