Home / 3,254.22-4,490.82-1,762.13

Finding the Fourth Proportional to 3,254.22, 4,490.82 and 1,762.13

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Solution

The fourth proportional to 3,254.22, 4,490.82 and 1,762.13 is: 2,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.22 : 4,490.82 = 1,762.13 : x
  2. Step 2: Convert to fraction form
    3,254.22/4,490.82 = 1,762.13/x
  3. Step 3: Cross multiply
    3,254.22x = 4,490.82 × 1,762.13
  4. Step 4: Simplify right side
    3,254.22x = 7,913,408.65
  5. Step 5: Solve for x
    x = 7,913,408.65/3,254.22
  6. Step 6: Final answer
    x = 2,431.74

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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.