Home / 2,590.23-3,551.19-2,543.60

Finding the Fourth Proportional to 2,590.23, 3,551.19 and 2,543.60

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Solution

The fourth proportional to 2,590.23, 3,551.19 and 2,543.60 is: 3,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.23 : 3,551.19 = 2,543.60 : x
  2. Step 2: Convert to fraction form
    2,590.23/3,551.19 = 2,543.60/x
  3. Step 3: Cross multiply
    2,590.23x = 3,551.19 × 2,543.60
  4. Step 4: Simplify right side
    2,590.23x = 9,032,806.88
  5. Step 5: Solve for x
    x = 9,032,806.88/2,590.23
  6. Step 6: Final answer
    x = 3,487.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.