Home / 3,303.20-4,557.94-1,976.63

Finding the Fourth Proportional to 3,303.20, 4,557.94 and 1,976.63

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Solution

The fourth proportional to 3,303.20, 4,557.94 and 1,976.63 is: 2,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.20 : 4,557.94 = 1,976.63 : x
  2. Step 2: Convert to fraction form
    3,303.20/4,557.94 = 1,976.63/x
  3. Step 3: Cross multiply
    3,303.20x = 4,557.94 × 1,976.63
  4. Step 4: Simplify right side
    3,303.20x = 9,009,333.21
  5. Step 5: Solve for x
    x = 9,009,333.21/3,303.20
  6. Step 6: Final answer
    x = 2,727.45

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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.