Home / 5,788.56-7,988.71-3,271.13

Finding the Fourth Proportional to 5,788.56, 7,988.71 and 3,271.13

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Solution

The fourth proportional to 5,788.56, 7,988.71 and 3,271.13 is: 4,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.56 : 7,988.71 = 3,271.13 : x
  2. Step 2: Convert to fraction form
    5,788.56/7,988.71 = 3,271.13/x
  3. Step 3: Cross multiply
    5,788.56x = 7,988.71 × 3,271.13
  4. Step 4: Simplify right side
    5,788.56x = 26,132,108.94
  5. Step 5: Solve for x
    x = 26,132,108.94/5,788.56
  6. Step 6: Final answer
    x = 4,514.44

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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.