Home / 3,523.08-5,286.45-2,557.16

Finding the Fourth Proportional to 3,523.08, 5,286.45 and 2,557.16

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Solution

The fourth proportional to 3,523.08, 5,286.45 and 2,557.16 is: 3,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.08 : 5,286.45 = 2,557.16 : x
  2. Step 2: Convert to fraction form
    3,523.08/5,286.45 = 2,557.16/x
  3. Step 3: Cross multiply
    3,523.08x = 5,286.45 × 2,557.16
  4. Step 4: Simplify right side
    3,523.08x = 13,518,298.48
  5. Step 5: Solve for x
    x = 13,518,298.48/3,523.08
  6. Step 6: Final answer
    x = 3,837.07

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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.