Home / 2,580.06-3,558.03-1,740.90

Finding the Fourth Proportional to 2,580.06, 3,558.03 and 1,740.90

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Solution

The fourth proportional to 2,580.06, 3,558.03 and 1,740.90 is: 2,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.06 : 3,558.03 = 1,740.90 : x
  2. Step 2: Convert to fraction form
    2,580.06/3,558.03 = 1,740.90/x
  3. Step 3: Cross multiply
    2,580.06x = 3,558.03 × 1,740.90
  4. Step 4: Simplify right side
    2,580.06x = 6,194,174.43
  5. Step 5: Solve for x
    x = 6,194,174.43/2,580.06
  6. Step 6: Final answer
    x = 2,400.79

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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.