Home / 8,230.89-11,358.63-4,504.89

Finding the Fourth Proportional to 8,230.89, 11,358.63 and 4,504.89

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Solution

The fourth proportional to 8,230.89, 11,358.63 and 4,504.89 is: 6,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.89 : 11,358.63 = 4,504.89 : x
  2. Step 2: Convert to fraction form
    8,230.89/11,358.63 = 4,504.89/x
  3. Step 3: Cross multiply
    8,230.89x = 11,358.63 × 4,504.89
  4. Step 4: Simplify right side
    8,230.89x = 51,169,378.70
  5. Step 5: Solve for x
    x = 51,169,378.70/8,230.89
  6. Step 6: Final answer
    x = 6,216.75

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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.