Home / 2,590.22-3,573.27-1,751.21

Finding the Fourth Proportional to 2,590.22, 3,573.27 and 1,751.21

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Solution

The fourth proportional to 2,590.22, 3,573.27 and 1,751.21 is: 2,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.22 : 3,573.27 = 1,751.21 : x
  2. Step 2: Convert to fraction form
    2,590.22/3,573.27 = 1,751.21/x
  3. Step 3: Cross multiply
    2,590.22x = 3,573.27 × 1,751.21
  4. Step 4: Simplify right side
    2,590.22x = 6,257,541.69
  5. Step 5: Solve for x
    x = 6,257,541.69/2,590.22
  6. Step 6: Final answer
    x = 2,415.84

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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.