Home / 4,392.48-6,590.74-2,202.78

Finding the Fourth Proportional to 4,392.48, 6,590.74 and 2,202.78

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Solution

The fourth proportional to 4,392.48, 6,590.74 and 2,202.78 is: 3,305.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.48 : 6,590.74 = 2,202.78 : x
  2. Step 2: Convert to fraction form
    4,392.48/6,590.74 = 2,202.78/x
  3. Step 3: Cross multiply
    4,392.48x = 6,590.74 × 2,202.78
  4. Step 4: Simplify right side
    4,392.48x = 14,517,950.26
  5. Step 5: Solve for x
    x = 14,517,950.26/4,392.48
  6. Step 6: Final answer
    x = 3,305.18

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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.