Home / 6,730.78-10,095.37-1,800.80

Finding the Fourth Proportional to 6,730.78, 10,095.37 and 1,800.80

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Solution

The fourth proportional to 6,730.78, 10,095.37 and 1,800.80 is: 2,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.78 : 10,095.37 = 1,800.80 : x
  2. Step 2: Convert to fraction form
    6,730.78/10,095.37 = 1,800.80/x
  3. Step 3: Cross multiply
    6,730.78x = 10,095.37 × 1,800.80
  4. Step 4: Simplify right side
    6,730.78x = 18,179,682.82
  5. Step 5: Solve for x
    x = 18,179,682.82/6,730.78
  6. Step 6: Final answer
    x = 2,700.98

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1.5x scale

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.