Home / 10,190.39-14,056.26-7,361.92

Finding the Fourth Proportional to 10,190.39, 14,056.26 and 7,361.92

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Solution

The fourth proportional to 10,190.39, 14,056.26 and 7,361.92 is: 10,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.39 : 14,056.26 = 7,361.92 : x
  2. Step 2: Convert to fraction form
    10,190.39/14,056.26 = 7,361.92/x
  3. Step 3: Cross multiply
    10,190.39x = 14,056.26 × 7,361.92
  4. Step 4: Simplify right side
    10,190.39x = 103,480,972.93
  5. Step 5: Solve for x
    x = 103,480,972.93/10,190.39
  6. Step 6: Final answer
    x = 10,154.77

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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.