Home / 5,083.86-7,626.10-1,964.35

Finding the Fourth Proportional to 5,083.86, 7,626.10 and 1,964.35

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Solution

The fourth proportional to 5,083.86, 7,626.10 and 1,964.35 is: 2,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.86 : 7,626.10 = 1,964.35 : x
  2. Step 2: Convert to fraction form
    5,083.86/7,626.10 = 1,964.35/x
  3. Step 3: Cross multiply
    5,083.86x = 7,626.10 × 1,964.35
  4. Step 4: Simplify right side
    5,083.86x = 14,980,337.84
  5. Step 5: Solve for x
    x = 14,980,337.84/5,083.86
  6. Step 6: Final answer
    x = 2,946.64

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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.