Home / 6,750.37-10,124.83-1,820.51

Finding the Fourth Proportional to 6,750.37, 10,124.83 and 1,820.51

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Solution

The fourth proportional to 6,750.37, 10,124.83 and 1,820.51 is: 2,730.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.37 : 10,124.83 = 1,820.51 : x
  2. Step 2: Convert to fraction form
    6,750.37/10,124.83 = 1,820.51/x
  3. Step 3: Cross multiply
    6,750.37x = 10,124.83 × 1,820.51
  4. Step 4: Simplify right side
    6,750.37x = 18,432,343.88
  5. Step 5: Solve for x
    x = 18,432,343.88/6,750.37
  6. Step 6: Final answer
    x = 2,730.57

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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.