Home / 10,804.13-16,195.09-4,139.06

Finding the Fourth Proportional to 10,804.13, 16,195.09 and 4,139.06

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Solution

The fourth proportional to 10,804.13, 16,195.09 and 4,139.06 is: 6,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.13 : 16,195.09 = 4,139.06 : x
  2. Step 2: Convert to fraction form
    10,804.13/16,195.09 = 4,139.06/x
  3. Step 3: Cross multiply
    10,804.13x = 16,195.09 × 4,139.06
  4. Step 4: Simplify right side
    10,804.13x = 67,032,428.52
  5. Step 5: Solve for x
    x = 67,032,428.52/10,804.13
  6. Step 6: Final answer
    x = 6,204.34

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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.