Home / 7,737.77-11,607.06-1,894.43

Finding the Fourth Proportional to 7,737.77, 11,607.06 and 1,894.43

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Solution

The fourth proportional to 7,737.77, 11,607.06 and 1,894.43 is: 2,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.77 : 11,607.06 = 1,894.43 : x
  2. Step 2: Convert to fraction form
    7,737.77/11,607.06 = 1,894.43/x
  3. Step 3: Cross multiply
    7,737.77x = 11,607.06 × 1,894.43
  4. Step 4: Simplify right side
    7,737.77x = 21,988,762.68
  5. Step 5: Solve for x
    x = 21,988,762.68/7,737.77
  6. Step 6: Final answer
    x = 2,841.74

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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.