Home / 3,521.16-5,282.44-1,055.79

Finding the Fourth Proportional to 3,521.16, 5,282.44 and 1,055.79

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Solution

The fourth proportional to 3,521.16, 5,282.44 and 1,055.79 is: 1,583.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.16 : 5,282.44 = 1,055.79 : x
  2. Step 2: Convert to fraction form
    3,521.16/5,282.44 = 1,055.79/x
  3. Step 3: Cross multiply
    3,521.16x = 5,282.44 × 1,055.79
  4. Step 4: Simplify right side
    3,521.16x = 5,577,144.69
  5. Step 5: Solve for x
    x = 5,577,144.69/3,521.16
  6. Step 6: Final answer
    x = 1,583.89

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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.