Home / 6,985.53-10,478.48-2,055.33

Finding the Fourth Proportional to 6,985.53, 10,478.48 and 2,055.33

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Solution

The fourth proportional to 6,985.53, 10,478.48 and 2,055.33 is: 3,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.53 : 10,478.48 = 2,055.33 : x
  2. Step 2: Convert to fraction form
    6,985.53/10,478.48 = 2,055.33/x
  3. Step 3: Cross multiply
    6,985.53x = 10,478.48 × 2,055.33
  4. Step 4: Simplify right side
    6,985.53x = 21,536,724.02
  5. Step 5: Solve for x
    x = 21,536,724.02/6,985.53
  6. Step 6: Final answer
    x = 3,083.05

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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.