Home / 3,092.80-4,637.58-1,242.76

Finding the Fourth Proportional to 3,092.80, 4,637.58 and 1,242.76

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Solution

The fourth proportional to 3,092.80, 4,637.58 and 1,242.76 is: 1,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.80 : 4,637.58 = 1,242.76 : x
  2. Step 2: Convert to fraction form
    3,092.80/4,637.58 = 1,242.76/x
  3. Step 3: Cross multiply
    3,092.80x = 4,637.58 × 1,242.76
  4. Step 4: Simplify right side
    3,092.80x = 5,763,398.92
  5. Step 5: Solve for x
    x = 5,763,398.92/3,092.80
  6. Step 6: Final answer
    x = 1,863.49

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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.