Home / 3,228.34-4,840.92-1,148.06

Finding the Fourth Proportional to 3,228.34, 4,840.92 and 1,148.06

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Solution

The fourth proportional to 3,228.34, 4,840.92 and 1,148.06 is: 1,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.34 : 4,840.92 = 1,148.06 : x
  2. Step 2: Convert to fraction form
    3,228.34/4,840.92 = 1,148.06/x
  3. Step 3: Cross multiply
    3,228.34x = 4,840.92 × 1,148.06
  4. Step 4: Simplify right side
    3,228.34x = 5,557,666.62
  5. Step 5: Solve for x
    x = 5,557,666.62/3,228.34
  6. Step 6: Final answer
    x = 1,721.52

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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.