Home / 4,239.84-6,359.77-1,161.84

Finding the Fourth Proportional to 4,239.84, 6,359.77 and 1,161.84

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Solution

The fourth proportional to 4,239.84, 6,359.77 and 1,161.84 is: 1,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.84 : 6,359.77 = 1,161.84 : x
  2. Step 2: Convert to fraction form
    4,239.84/6,359.77 = 1,161.84/x
  3. Step 3: Cross multiply
    4,239.84x = 6,359.77 × 1,161.84
  4. Step 4: Simplify right side
    4,239.84x = 7,389,053.94
  5. Step 5: Solve for x
    x = 7,389,053.94/4,239.84
  6. Step 6: Final answer
    x = 1,742.77

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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.