Home / 4,027.80-6,029.55-3,590.40

Finding the Fourth Proportional to 4,027.80, 6,029.55 and 3,590.40

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Solution

The fourth proportional to 4,027.80, 6,029.55 and 3,590.40 is: 5,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.80 : 6,029.55 = 3,590.40 : x
  2. Step 2: Convert to fraction form
    4,027.80/6,029.55 = 3,590.40/x
  3. Step 3: Cross multiply
    4,027.80x = 6,029.55 × 3,590.40
  4. Step 4: Simplify right side
    4,027.80x = 21,648,496.32
  5. Step 5: Solve for x
    x = 21,648,496.32/4,027.80
  6. Step 6: Final answer
    x = 5,374.77

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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.