Home / 4,728.42-6,525.90-2,739.60

Finding the Fourth Proportional to 4,728.42, 6,525.90 and 2,739.60

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Solution

The fourth proportional to 4,728.42, 6,525.90 and 2,739.60 is: 3,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.42 : 6,525.90 = 2,739.60 : x
  2. Step 2: Convert to fraction form
    4,728.42/6,525.90 = 2,739.60/x
  3. Step 3: Cross multiply
    4,728.42x = 6,525.90 × 2,739.60
  4. Step 4: Simplify right side
    4,728.42x = 17,878,355.64
  5. Step 5: Solve for x
    x = 17,878,355.64/4,728.42
  6. Step 6: Final answer
    x = 3,781.04

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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.