Home / 10,190.18-14,055.97-7,361.71

Finding the Fourth Proportional to 10,190.18, 14,055.97 and 7,361.71

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Solution

The fourth proportional to 10,190.18, 14,055.97 and 7,361.71 is: 10,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.18 : 14,055.97 = 7,361.71 : x
  2. Step 2: Convert to fraction form
    10,190.18/14,055.97 = 7,361.71/x
  3. Step 3: Cross multiply
    10,190.18x = 14,055.97 × 7,361.71
  4. Step 4: Simplify right side
    10,190.18x = 103,475,935.17
  5. Step 5: Solve for x
    x = 103,475,935.17/10,190.18
  6. Step 6: Final answer
    x = 10,154.48

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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.