Home / 10,190.88-14,063.42-5,653.87

Finding the Fourth Proportional to 10,190.88, 14,063.42 and 5,653.87

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Solution

The fourth proportional to 10,190.88, 14,063.42 and 5,653.87 is: 7,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.88 : 14,063.42 = 5,653.87 : x
  2. Step 2: Convert to fraction form
    10,190.88/14,063.42 = 5,653.87/x
  3. Step 3: Cross multiply
    10,190.88x = 14,063.42 × 5,653.87
  4. Step 4: Simplify right side
    10,190.88x = 79,512,727.41
  5. Step 5: Solve for x
    x = 79,512,727.41/10,190.88
  6. Step 6: Final answer
    x = 7,802.34

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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.