Home / 5,588.89-7,712.85-3,071.14

Finding the Fourth Proportional to 5,588.89, 7,712.85 and 3,071.14

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Solution

The fourth proportional to 5,588.89, 7,712.85 and 3,071.14 is: 4,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.89 : 7,712.85 = 3,071.14 : x
  2. Step 2: Convert to fraction form
    5,588.89/7,712.85 = 3,071.14/x
  3. Step 3: Cross multiply
    5,588.89x = 7,712.85 × 3,071.14
  4. Step 4: Simplify right side
    5,588.89x = 23,687,242.15
  5. Step 5: Solve for x
    x = 23,687,242.15/5,588.89
  6. Step 6: Final answer
    x = 4,238.27

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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.