Home / 3,548.72-5,322.40-1,356.93

Finding the Fourth Proportional to 3,548.72, 5,322.40 and 1,356.93

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Solution

The fourth proportional to 3,548.72, 5,322.40 and 1,356.93 is: 2,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.72 : 5,322.40 = 1,356.93 : x
  2. Step 2: Convert to fraction form
    3,548.72/5,322.40 = 1,356.93/x
  3. Step 3: Cross multiply
    3,548.72x = 5,322.40 × 1,356.93
  4. Step 4: Simplify right side
    3,548.72x = 7,222,120.84
  5. Step 5: Solve for x
    x = 7,222,120.84/3,548.72
  6. Step 6: Final answer
    x = 2,035.13

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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.