Home / 9,299.43-13,953.80-4,917.33

Finding the Fourth Proportional to 9,299.43, 13,953.80 and 4,917.33

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Solution

The fourth proportional to 9,299.43, 13,953.80 and 4,917.33 is: 7,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.43 : 13,953.80 = 4,917.33 : x
  2. Step 2: Convert to fraction form
    9,299.43/13,953.80 = 4,917.33/x
  3. Step 3: Cross multiply
    9,299.43x = 13,953.80 × 4,917.33
  4. Step 4: Simplify right side
    9,299.43x = 68,615,414.77
  5. Step 5: Solve for x
    x = 68,615,414.77/9,299.43
  6. Step 6: Final answer
    x = 7,378.45

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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.