Home / 7,989.60-11,024.58-4,452.33

Finding the Fourth Proportional to 7,989.60, 11,024.58 and 4,452.33

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Solution

The fourth proportional to 7,989.60, 11,024.58 and 4,452.33 is: 6,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989.60 : 11,024.58 = 4,452.33 : x
  2. Step 2: Convert to fraction form
    7,989.60/11,024.58 = 4,452.33/x
  3. Step 3: Cross multiply
    7,989.60x = 11,024.58 × 4,452.33
  4. Step 4: Simplify right side
    7,989.60x = 49,085,068.27
  5. Step 5: Solve for x
    x = 49,085,068.27/7,989.60
  6. Step 6: Final answer
    x = 6,143.62

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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.