Home / 4,943.05-7,409.41-1,653.44

Finding the Fourth Proportional to 4,943.05, 7,409.41 and 1,653.44

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Solution

The fourth proportional to 4,943.05, 7,409.41 and 1,653.44 is: 2,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.05 : 7,409.41 = 1,653.44 : x
  2. Step 2: Convert to fraction form
    4,943.05/7,409.41 = 1,653.44/x
  3. Step 3: Cross multiply
    4,943.05x = 7,409.41 × 1,653.44
  4. Step 4: Simplify right side
    4,943.05x = 12,250,973.69
  5. Step 5: Solve for x
    x = 12,250,973.69/4,943.05
  6. Step 6: Final answer
    x = 2,478.43

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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.