Home / 3,330.41-4,996.15-1,686.29

Finding the Fourth Proportional to 3,330.41, 4,996.15 and 1,686.29

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Solution

The fourth proportional to 3,330.41, 4,996.15 and 1,686.29 is: 2,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.41 : 4,996.15 = 1,686.29 : x
  2. Step 2: Convert to fraction form
    3,330.41/4,996.15 = 1,686.29/x
  3. Step 3: Cross multiply
    3,330.41x = 4,996.15 × 1,686.29
  4. Step 4: Simplify right side
    3,330.41x = 8,424,928.59
  5. Step 5: Solve for x
    x = 8,424,928.59/3,330.41
  6. Step 6: Final answer
    x = 2,529.70

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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.