Home / 11,898.23-17,873.10-7,736.10

Finding the Fourth Proportional to 11,898.23, 17,873.10 and 7,736.10

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Solution

The fourth proportional to 11,898.23, 17,873.10 and 7,736.10 is: 11,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.23 : 17,873.10 = 7,736.10 : x
  2. Step 2: Convert to fraction form
    11,898.23/17,873.10 = 7,736.10/x
  3. Step 3: Cross multiply
    11,898.23x = 17,873.10 × 7,736.10
  4. Step 4: Simplify right side
    11,898.23x = 138,268,088.91
  5. Step 5: Solve for x
    x = 138,268,088.91/11,898.23
  6. Step 6: Final answer
    x = 11,620.90

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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.