Home / 3,302.46-4,953.72-1,111.80

Finding the Fourth Proportional to 3,302.46, 4,953.72 and 1,111.80

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Solution

The fourth proportional to 3,302.46, 4,953.72 and 1,111.80 is: 1,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.46 : 4,953.72 = 1,111.80 : x
  2. Step 2: Convert to fraction form
    3,302.46/4,953.72 = 1,111.80/x
  3. Step 3: Cross multiply
    3,302.46x = 4,953.72 × 1,111.80
  4. Step 4: Simplify right side
    3,302.46x = 5,507,545.90
  5. Step 5: Solve for x
    x = 5,507,545.90/3,302.46
  6. Step 6: Final answer
    x = 1,667.71

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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.