Home / 4,749.86-6,557.10-2,982.44

Finding the Fourth Proportional to 4,749.86, 6,557.10 and 2,982.44

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Solution

The fourth proportional to 4,749.86, 6,557.10 and 2,982.44 is: 4,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.86 : 6,557.10 = 2,982.44 : x
  2. Step 2: Convert to fraction form
    4,749.86/6,557.10 = 2,982.44/x
  3. Step 3: Cross multiply
    4,749.86x = 6,557.10 × 2,982.44
  4. Step 4: Simplify right side
    4,749.86x = 19,556,157.32
  5. Step 5: Solve for x
    x = 19,556,157.32/4,749.86
  6. Step 6: Final answer
    x = 4,117.21

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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.