Home / 2,986.32-4,484.34-1,839.36

Finding the Fourth Proportional to 2,986.32, 4,484.34 and 1,839.36

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Solution

The fourth proportional to 2,986.32, 4,484.34 and 1,839.36 is: 2,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.32 : 4,484.34 = 1,839.36 : x
  2. Step 2: Convert to fraction form
    2,986.32/4,484.34 = 1,839.36/x
  3. Step 3: Cross multiply
    2,986.32x = 4,484.34 × 1,839.36
  4. Step 4: Simplify right side
    2,986.32x = 8,248,315.62
  5. Step 5: Solve for x
    x = 8,248,315.62/2,986.32
  6. Step 6: Final answer
    x = 2,762.03

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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.