Home / 6,893.15-10,340.12-1,962.43

Finding the Fourth Proportional to 6,893.15, 10,340.12 and 1,962.43

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Solution

The fourth proportional to 6,893.15, 10,340.12 and 1,962.43 is: 2,943.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.15 : 10,340.12 = 1,962.43 : x
  2. Step 2: Convert to fraction form
    6,893.15/10,340.12 = 1,962.43/x
  3. Step 3: Cross multiply
    6,893.15x = 10,340.12 × 1,962.43
  4. Step 4: Simplify right side
    6,893.15x = 20,291,740.75
  5. Step 5: Solve for x
    x = 20,291,740.75/6,893.15
  6. Step 6: Final answer
    x = 2,943.76

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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.