Home / 3,256.21-4,886.04-1,776.50

Finding the Fourth Proportional to 3,256.21, 4,886.04 and 1,776.50

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Solution

The fourth proportional to 3,256.21, 4,886.04 and 1,776.50 is: 2,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.21 : 4,886.04 = 1,776.50 : x
  2. Step 2: Convert to fraction form
    3,256.21/4,886.04 = 1,776.50/x
  3. Step 3: Cross multiply
    3,256.21x = 4,886.04 × 1,776.50
  4. Step 4: Simplify right side
    3,256.21x = 8,680,050.06
  5. Step 5: Solve for x
    x = 8,680,050.06/3,256.21
  6. Step 6: Final answer
    x = 2,665.69

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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.