Home / 6,985.60-10,480.66-2,055.26

Finding the Fourth Proportional to 6,985.60, 10,480.66 and 2,055.26

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Solution

The fourth proportional to 6,985.60, 10,480.66 and 2,055.26 is: 3,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.60 : 10,480.66 = 2,055.26 : x
  2. Step 2: Convert to fraction form
    6,985.60/10,480.66 = 2,055.26/x
  3. Step 3: Cross multiply
    6,985.60x = 10,480.66 × 2,055.26
  4. Step 4: Simplify right side
    6,985.60x = 21,540,502.34
  5. Step 5: Solve for x
    x = 21,540,502.34/6,985.60
  6. Step 6: Final answer
    x = 3,083.56

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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.