Home / 5,789.01-7,988.36-3,271.34

Finding the Fourth Proportional to 5,789.01, 7,988.36 and 3,271.34

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Solution

The fourth proportional to 5,789.01, 7,988.36 and 3,271.34 is: 4,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.01 : 7,988.36 = 3,271.34 : x
  2. Step 2: Convert to fraction form
    5,789.01/7,988.36 = 3,271.34/x
  3. Step 3: Cross multiply
    5,789.01x = 7,988.36 × 3,271.34
  4. Step 4: Simplify right side
    5,789.01x = 26,132,645.22
  5. Step 5: Solve for x
    x = 26,132,645.22/5,789.01
  6. Step 6: Final answer
    x = 4,514.18

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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.