Home / 3,701.48-5,554.14-1,393.64

Finding the Fourth Proportional to 3,701.48, 5,554.14 and 1,393.64

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Solution

The fourth proportional to 3,701.48, 5,554.14 and 1,393.64 is: 2,091.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.48 : 5,554.14 = 1,393.64 : x
  2. Step 2: Convert to fraction form
    3,701.48/5,554.14 = 1,393.64/x
  3. Step 3: Cross multiply
    3,701.48x = 5,554.14 × 1,393.64
  4. Step 4: Simplify right side
    3,701.48x = 7,740,471.67
  5. Step 5: Solve for x
    x = 7,740,471.67/3,701.48
  6. Step 6: Final answer
    x = 2,091.18

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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.