Home / 9,853.28-14,788.38-5,112.62

Finding the Fourth Proportional to 9,853.28, 14,788.38 and 5,112.62

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Solution

The fourth proportional to 9,853.28, 14,788.38 and 5,112.62 is: 7,673.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.28 : 14,788.38 = 5,112.62 : x
  2. Step 2: Convert to fraction form
    9,853.28/14,788.38 = 5,112.62/x
  3. Step 3: Cross multiply
    9,853.28x = 14,788.38 × 5,112.62
  4. Step 4: Simplify right side
    9,853.28x = 75,607,367.36
  5. Step 5: Solve for x
    x = 75,607,367.36/9,853.28
  6. Step 6: Final answer
    x = 7,673.32

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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.