Home / 5,802.22-8,010.69-3,988.37

Finding the Fourth Proportional to 5,802.22, 8,010.69 and 3,988.37

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Solution

The fourth proportional to 5,802.22, 8,010.69 and 3,988.37 is: 5,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.22 : 8,010.69 = 3,988.37 : x
  2. Step 2: Convert to fraction form
    5,802.22/8,010.69 = 3,988.37/x
  3. Step 3: Cross multiply
    5,802.22x = 8,010.69 × 3,988.37
  4. Step 4: Simplify right side
    5,802.22x = 31,949,595.68
  5. Step 5: Solve for x
    x = 31,949,595.68/5,802.22
  6. Step 6: Final answer
    x = 5,506.44

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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.