Home / 4,908.30-7,365.60-2,718.60

Finding the Fourth Proportional to 4,908.30, 7,365.60 and 2,718.60

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Solution

The fourth proportional to 4,908.30, 7,365.60 and 2,718.60 is: 4,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.30 : 7,365.60 = 2,718.60 : x
  2. Step 2: Convert to fraction form
    4,908.30/7,365.60 = 2,718.60/x
  3. Step 3: Cross multiply
    4,908.30x = 7,365.60 × 2,718.60
  4. Step 4: Simplify right side
    4,908.30x = 20,024,120.16
  5. Step 5: Solve for x
    x = 20,024,120.16/4,908.30
  6. Step 6: Final answer
    x = 4,079.64

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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.