Home / 6,699.36-10,042.56-2,801.64

Finding the Fourth Proportional to 6,699.36, 10,042.56 and 2,801.64

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Solution

The fourth proportional to 6,699.36, 10,042.56 and 2,801.64 is: 4,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.36 : 10,042.56 = 2,801.64 : x
  2. Step 2: Convert to fraction form
    6,699.36/10,042.56 = 2,801.64/x
  3. Step 3: Cross multiply
    6,699.36x = 10,042.56 × 2,801.64
  4. Step 4: Simplify right side
    6,699.36x = 28,135,637.80
  5. Step 5: Solve for x
    x = 28,135,637.80/6,699.36
  6. Step 6: Final answer
    x = 4,199.75

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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.