Home / 3,985.82-6,001.90-2,953.16

Finding the Fourth Proportional to 3,985.82, 6,001.90 and 2,953.16

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Solution

The fourth proportional to 3,985.82, 6,001.90 and 2,953.16 is: 4,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.82 : 6,001.90 = 2,953.16 : x
  2. Step 2: Convert to fraction form
    3,985.82/6,001.90 = 2,953.16/x
  3. Step 3: Cross multiply
    3,985.82x = 6,001.90 × 2,953.16
  4. Step 4: Simplify right side
    3,985.82x = 17,724,556.24
  5. Step 5: Solve for x
    x = 17,724,556.24/3,985.82
  6. Step 6: Final answer
    x = 4,446.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.