Home / 4,833.36-7,258.68-4,221.36

Finding the Fourth Proportional to 4,833.36, 7,258.68 and 4,221.36

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Solution

The fourth proportional to 4,833.36, 7,258.68 and 4,221.36 is: 6,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,833.36 : 7,258.68 = 4,221.36 : x
  2. Step 2: Convert to fraction form
    4,833.36/7,258.68 = 4,221.36/x
  3. Step 3: Cross multiply
    4,833.36x = 7,258.68 × 4,221.36
  4. Step 4: Simplify right side
    4,833.36x = 30,641,501.40
  5. Step 5: Solve for x
    x = 30,641,501.40/4,833.36
  6. Step 6: Final answer
    x = 6,339.59

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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.