Home / 3,030.54-4,181.82-1,704.40

Finding the Fourth Proportional to 3,030.54, 4,181.82 and 1,704.40

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Solution

The fourth proportional to 3,030.54, 4,181.82 and 1,704.40 is: 2,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.54 : 4,181.82 = 1,704.40 : x
  2. Step 2: Convert to fraction form
    3,030.54/4,181.82 = 1,704.40/x
  3. Step 3: Cross multiply
    3,030.54x = 4,181.82 × 1,704.40
  4. Step 4: Simplify right side
    3,030.54x = 7,127,494.01
  5. Step 5: Solve for x
    x = 7,127,494.01/3,030.54
  6. Step 6: Final answer
    x = 2,351.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.