Home / 10,106.13-13,935.32-6,919.95

Finding the Fourth Proportional to 10,106.13, 13,935.32 and 6,919.95

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Solution

The fourth proportional to 10,106.13, 13,935.32 and 6,919.95 is: 9,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.13 : 13,935.32 = 6,919.95 : x
  2. Step 2: Convert to fraction form
    10,106.13/13,935.32 = 6,919.95/x
  3. Step 3: Cross multiply
    10,106.13x = 13,935.32 × 6,919.95
  4. Step 4: Simplify right side
    10,106.13x = 96,431,683.03
  5. Step 5: Solve for x
    x = 96,431,683.03/10,106.13
  6. Step 6: Final answer
    x = 9,541.90

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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.