Home / 3,087.32-4,632.49-1,443.98

Finding the Fourth Proportional to 3,087.32, 4,632.49 and 1,443.98

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Solution

The fourth proportional to 3,087.32, 4,632.49 and 1,443.98 is: 2,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.32 : 4,632.49 = 1,443.98 : x
  2. Step 2: Convert to fraction form
    3,087.32/4,632.49 = 1,443.98/x
  3. Step 3: Cross multiply
    3,087.32x = 4,632.49 × 1,443.98
  4. Step 4: Simplify right side
    3,087.32x = 6,689,210.24
  5. Step 5: Solve for x
    x = 6,689,210.24/3,087.32
  6. Step 6: Final answer
    x = 2,166.68

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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.