Home / 6,637.15-9,157.80-3,841.03

Finding the Fourth Proportional to 6,637.15, 9,157.80 and 3,841.03

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Solution

The fourth proportional to 6,637.15, 9,157.80 and 3,841.03 is: 5,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.15 : 9,157.80 = 3,841.03 : x
  2. Step 2: Convert to fraction form
    6,637.15/9,157.80 = 3,841.03/x
  3. Step 3: Cross multiply
    6,637.15x = 9,157.80 × 3,841.03
  4. Step 4: Simplify right side
    6,637.15x = 35,175,388.78
  5. Step 5: Solve for x
    x = 35,175,388.78/6,637.15
  6. Step 6: Final answer
    x = 5,299.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.