Home / 4,290.26-5,923.58-3,347.07

Finding the Fourth Proportional to 4,290.26, 5,923.58 and 3,347.07

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Solution

The fourth proportional to 4,290.26, 5,923.58 and 3,347.07 is: 4,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.26 : 5,923.58 = 3,347.07 : x
  2. Step 2: Convert to fraction form
    4,290.26/5,923.58 = 3,347.07/x
  3. Step 3: Cross multiply
    4,290.26x = 5,923.58 × 3,347.07
  4. Step 4: Simplify right side
    4,290.26x = 19,826,620.18
  5. Step 5: Solve for x
    x = 19,826,620.18/4,290.26
  6. Step 6: Final answer
    x = 4,621.32

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Half scale
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Double scale
Find fourth proportional to 4,291.26, 5,924.96 and 3,348.07
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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.