Home / 3,590.28-5,383.92-1,124.46

Finding the Fourth Proportional to 3,590.28, 5,383.92 and 1,124.46

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Solution

The fourth proportional to 3,590.28, 5,383.92 and 1,124.46 is: 1,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.28 : 5,383.92 = 1,124.46 : x
  2. Step 2: Convert to fraction form
    3,590.28/5,383.92 = 1,124.46/x
  3. Step 3: Cross multiply
    3,590.28x = 5,383.92 × 1,124.46
  4. Step 4: Simplify right side
    3,590.28x = 6,054,002.68
  5. Step 5: Solve for x
    x = 6,054,002.68/3,590.28
  6. Step 6: Final answer
    x = 1,686.22

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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.