Home / 3,059.88-4,215.70-2,300.28

Finding the Fourth Proportional to 3,059.88, 4,215.70 and 2,300.28

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Solution

The fourth proportional to 3,059.88, 4,215.70 and 2,300.28 is: 3,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.88 : 4,215.70 = 2,300.28 : x
  2. Step 2: Convert to fraction form
    3,059.88/4,215.70 = 2,300.28/x
  3. Step 3: Cross multiply
    3,059.88x = 4,215.70 × 2,300.28
  4. Step 4: Simplify right side
    3,059.88x = 9,697,290.40
  5. Step 5: Solve for x
    x = 9,697,290.40/3,059.88
  6. Step 6: Final answer
    x = 3,169.17

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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.