Home / 3,254.10-4,490.60-1,762.01

Finding the Fourth Proportional to 3,254.10, 4,490.60 and 1,762.01

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Solution

The fourth proportional to 3,254.10, 4,490.60 and 1,762.01 is: 2,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.10 : 4,490.60 = 1,762.01 : x
  2. Step 2: Convert to fraction form
    3,254.10/4,490.60 = 1,762.01/x
  3. Step 3: Cross multiply
    3,254.10x = 4,490.60 × 1,762.01
  4. Step 4: Simplify right side
    3,254.10x = 7,912,464.06
  5. Step 5: Solve for x
    x = 7,912,464.06/3,254.10
  6. Step 6: Final answer
    x = 2,431.54

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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.