Home / 4,290.26-5,920.63-3,347.11

Finding the Fourth Proportional to 4,290.26, 5,920.63 and 3,347.11

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Solution

The fourth proportional to 4,290.26, 5,920.63 and 3,347.11 is: 4,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.26 : 5,920.63 = 3,347.11 : x
  2. Step 2: Convert to fraction form
    4,290.26/5,920.63 = 3,347.11/x
  3. Step 3: Cross multiply
    4,290.26x = 5,920.63 × 3,347.11
  4. Step 4: Simplify right side
    4,290.26x = 19,816,999.88
  5. Step 5: Solve for x
    x = 19,816,999.88/4,290.26
  6. Step 6: Final answer
    x = 4,619.07

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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.