Home / 4,069.79-5,615.58-2,391.27

Finding the Fourth Proportional to 4,069.79, 5,615.58 and 2,391.27

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Solution

The fourth proportional to 4,069.79, 5,615.58 and 2,391.27 is: 3,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.79 : 5,615.58 = 2,391.27 : x
  2. Step 2: Convert to fraction form
    4,069.79/5,615.58 = 2,391.27/x
  3. Step 3: Cross multiply
    4,069.79x = 5,615.58 × 2,391.27
  4. Step 4: Simplify right side
    4,069.79x = 13,428,374.03
  5. Step 5: Solve for x
    x = 13,428,374.03/4,069.79
  6. Step 6: Final answer
    x = 3,299.52

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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.