Home / 4,842.30-7,269.69-3,289.23

Finding the Fourth Proportional to 4,842.30, 7,269.69 and 3,289.23

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Solution

The fourth proportional to 4,842.30, 7,269.69 and 3,289.23 is: 4,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.30 : 7,269.69 = 3,289.23 : x
  2. Step 2: Convert to fraction form
    4,842.30/7,269.69 = 3,289.23/x
  3. Step 3: Cross multiply
    4,842.30x = 7,269.69 × 3,289.23
  4. Step 4: Simplify right side
    4,842.30x = 23,911,682.44
  5. Step 5: Solve for x
    x = 23,911,682.44/4,842.30
  6. Step 6: Final answer
    x = 4,938.08

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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.