Home / 3,302.48-4,557.78-1,976.51

Finding the Fourth Proportional to 3,302.48, 4,557.78 and 1,976.51

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Solution

The fourth proportional to 3,302.48, 4,557.78 and 1,976.51 is: 2,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.48 : 4,557.78 = 1,976.51 : x
  2. Step 2: Convert to fraction form
    3,302.48/4,557.78 = 1,976.51/x
  3. Step 3: Cross multiply
    3,302.48x = 4,557.78 × 1,976.51
  4. Step 4: Simplify right side
    3,302.48x = 9,008,474.96
  5. Step 5: Solve for x
    x = 9,008,474.96/3,302.48
  6. Step 6: Final answer
    x = 2,727.80

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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.