Home / 2,860.26-4,290.46-1,624.60

Finding the Fourth Proportional to 2,860.26, 4,290.46 and 1,624.60

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Solution

The fourth proportional to 2,860.26, 4,290.46 and 1,624.60 is: 2,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.26 : 4,290.46 = 1,624.60 : x
  2. Step 2: Convert to fraction form
    2,860.26/4,290.46 = 1,624.60/x
  3. Step 3: Cross multiply
    2,860.26x = 4,290.46 × 1,624.60
  4. Step 4: Simplify right side
    2,860.26x = 6,970,281.32
  5. Step 5: Solve for x
    x = 6,970,281.32/2,860.26
  6. Step 6: Final answer
    x = 2,436.94

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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.