Home / 3,523.68-4,857.04-2,776.48

Finding the Fourth Proportional to 3,523.68, 4,857.04 and 2,776.48

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Solution

The fourth proportional to 3,523.68, 4,857.04 and 2,776.48 is: 3,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.68 : 4,857.04 = 2,776.48 : x
  2. Step 2: Convert to fraction form
    3,523.68/4,857.04 = 2,776.48/x
  3. Step 3: Cross multiply
    3,523.68x = 4,857.04 × 2,776.48
  4. Step 4: Simplify right side
    3,523.68x = 13,485,474.42
  5. Step 5: Solve for x
    x = 13,485,474.42/3,523.68
  6. Step 6: Final answer
    x = 3,827.10

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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.