Home / 6,370.14-9,556.06-1,988.04

Finding the Fourth Proportional to 6,370.14, 9,556.06 and 1,988.04

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Solution

The fourth proportional to 6,370.14, 9,556.06 and 1,988.04 is: 2,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.14 : 9,556.06 = 1,988.04 : x
  2. Step 2: Convert to fraction form
    6,370.14/9,556.06 = 1,988.04/x
  3. Step 3: Cross multiply
    6,370.14x = 9,556.06 × 1,988.04
  4. Step 4: Simplify right side
    6,370.14x = 18,997,829.52
  5. Step 5: Solve for x
    x = 18,997,829.52/6,370.14
  6. Step 6: Final answer
    x = 2,982.33

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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.