Home / 3,566.42-4,921.52-1,994.82

Finding the Fourth Proportional to 3,566.42, 4,921.52 and 1,994.82

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Solution

The fourth proportional to 3,566.42, 4,921.52 and 1,994.82 is: 2,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.42 : 4,921.52 = 1,994.82 : x
  2. Step 2: Convert to fraction form
    3,566.42/4,921.52 = 1,994.82/x
  3. Step 3: Cross multiply
    3,566.42x = 4,921.52 × 1,994.82
  4. Step 4: Simplify right side
    3,566.42x = 9,817,521.92
  5. Step 5: Solve for x
    x = 9,817,521.92/3,566.42
  6. Step 6: Final answer
    x = 2,752.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.