Home / 1,890.26-2,834.27-573.62

Finding the Fourth Proportional to 1,890.26, 2,834.27 and 573.62

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Solution

The fourth proportional to 1,890.26, 2,834.27 and 573.62 is: 860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.26 : 2,834.27 = 573.62 : x
  2. Step 2: Convert to fraction form
    1,890.26/2,834.27 = 573.62/x
  3. Step 3: Cross multiply
    1,890.26x = 2,834.27 × 573.62
  4. Step 4: Simplify right side
    1,890.26x = 1,625,779.79
  5. Step 5: Solve for x
    x = 1,625,779.79/1,890.26
  6. Step 6: Final answer
    x = 860.08

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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.