Home / 4,670.75-7,010.51-3,111.84

Finding the Fourth Proportional to 4,670.75, 7,010.51 and 3,111.84

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Solution

The fourth proportional to 4,670.75, 7,010.51 and 3,111.84 is: 4,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.75 : 7,010.51 = 3,111.84 : x
  2. Step 2: Convert to fraction form
    4,670.75/7,010.51 = 3,111.84/x
  3. Step 3: Cross multiply
    4,670.75x = 7,010.51 × 3,111.84
  4. Step 4: Simplify right side
    4,670.75x = 21,815,585.44
  5. Step 5: Solve for x
    x = 21,815,585.44/4,670.75
  6. Step 6: Final answer
    x = 4,670.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.