Home / 4,180.08-6,271.20-1,873.20

Finding the Fourth Proportional to 4,180.08, 6,271.20 and 1,873.20

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Solution

The fourth proportional to 4,180.08, 6,271.20 and 1,873.20 is: 2,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.08 : 6,271.20 = 1,873.20 : x
  2. Step 2: Convert to fraction form
    4,180.08/6,271.20 = 1,873.20/x
  3. Step 3: Cross multiply
    4,180.08x = 6,271.20 × 1,873.20
  4. Step 4: Simplify right side
    4,180.08x = 11,747,211.84
  5. Step 5: Solve for x
    x = 11,747,211.84/4,180.08
  6. Step 6: Final answer
    x = 2,810.28

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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.