Home / 9,677.21-14,518.25-2,751.71

Finding the Fourth Proportional to 9,677.21, 14,518.25 and 2,751.71

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Solution

The fourth proportional to 9,677.21, 14,518.25 and 2,751.71 is: 4,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.21 : 14,518.25 = 2,751.71 : x
  2. Step 2: Convert to fraction form
    9,677.21/14,518.25 = 2,751.71/x
  3. Step 3: Cross multiply
    9,677.21x = 14,518.25 × 2,751.71
  4. Step 4: Simplify right side
    9,677.21x = 39,949,927.36
  5. Step 5: Solve for x
    x = 39,949,927.36/9,677.21
  6. Step 6: Final answer
    x = 4,128.25

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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.