Home / 3,590.84-5,383.56-1,616.06

Finding the Fourth Proportional to 3,590.84, 5,383.56 and 1,616.06

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Solution

The fourth proportional to 3,590.84, 5,383.56 and 1,616.06 is: 2,422.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.84 : 5,383.56 = 1,616.06 : x
  2. Step 2: Convert to fraction form
    3,590.84/5,383.56 = 1,616.06/x
  3. Step 3: Cross multiply
    3,590.84x = 5,383.56 × 1,616.06
  4. Step 4: Simplify right side
    3,590.84x = 8,700,155.97
  5. Step 5: Solve for x
    x = 8,700,155.97/3,590.84
  6. Step 6: Final answer
    x = 2,422.87

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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.