Home / 11,943.79-17,914.39-4,924.67

Finding the Fourth Proportional to 11,943.79, 17,914.39 and 4,924.67

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Solution

The fourth proportional to 11,943.79, 17,914.39 and 4,924.67 is: 7,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.79 : 17,914.39 = 4,924.67 : x
  2. Step 2: Convert to fraction form
    11,943.79/17,914.39 = 4,924.67/x
  3. Step 3: Cross multiply
    11,943.79x = 17,914.39 × 4,924.67
  4. Step 4: Simplify right side
    11,943.79x = 88,222,357.12
  5. Step 5: Solve for x
    x = 88,222,357.12/11,943.79
  6. Step 6: Final answer
    x = 7,386.46

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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.