Home / 11,844.90-16,345.95-6,810.10

Finding the Fourth Proportional to 11,844.90, 16,345.95 and 6,810.10

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Solution

The fourth proportional to 11,844.90, 16,345.95 and 6,810.10 is: 9,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844.90 : 16,345.95 = 6,810.10 : x
  2. Step 2: Convert to fraction form
    11,844.90/16,345.95 = 6,810.10/x
  3. Step 3: Cross multiply
    11,844.90x = 16,345.95 × 6,810.10
  4. Step 4: Simplify right side
    11,844.90x = 111,317,571.97
  5. Step 5: Solve for x
    x = 111,317,571.97/11,844.90
  6. Step 6: Final answer
    x = 9,397.94

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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.