Home / 3,302.64-4,953.64-1,111.38

Finding the Fourth Proportional to 3,302.64, 4,953.64 and 1,111.38

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Solution

The fourth proportional to 3,302.64, 4,953.64 and 1,111.38 is: 1,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.64 : 4,953.64 = 1,111.38 : x
  2. Step 2: Convert to fraction form
    3,302.64/4,953.64 = 1,111.38/x
  3. Step 3: Cross multiply
    3,302.64x = 4,953.64 × 1,111.38
  4. Step 4: Simplify right side
    3,302.64x = 5,505,376.42
  5. Step 5: Solve for x
    x = 5,505,376.42/3,302.64
  6. Step 6: Final answer
    x = 1,666.96

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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.