Home / 3,320.98-4,582.97-1,994.71

Finding the Fourth Proportional to 3,320.98, 4,582.97 and 1,994.71

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Solution

The fourth proportional to 3,320.98, 4,582.97 and 1,994.71 is: 2,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.98 : 4,582.97 = 1,994.71 : x
  2. Step 2: Convert to fraction form
    3,320.98/4,582.97 = 1,994.71/x
  3. Step 3: Cross multiply
    3,320.98x = 4,582.97 × 1,994.71
  4. Step 4: Simplify right side
    3,320.98x = 9,141,663.20
  5. Step 5: Solve for x
    x = 9,141,663.20/3,320.98
  6. Step 6: Final answer
    x = 2,752.70

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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.