Home / 4,687.23-7,030.86-2,966.79

Finding the Fourth Proportional to 4,687.23, 7,030.86 and 2,966.79

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Solution

The fourth proportional to 4,687.23, 7,030.86 and 2,966.79 is: 4,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.23 : 7,030.86 = 2,966.79 : x
  2. Step 2: Convert to fraction form
    4,687.23/7,030.86 = 2,966.79/x
  3. Step 3: Cross multiply
    4,687.23x = 7,030.86 × 2,966.79
  4. Step 4: Simplify right side
    4,687.23x = 20,859,085.14
  5. Step 5: Solve for x
    x = 20,859,085.14/4,687.23
  6. Step 6: Final answer
    x = 4,450.19

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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.