Home / 3,130.02-4,690.44-1,741.68

Finding the Fourth Proportional to 3,130.02, 4,690.44 and 1,741.68

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Solution

The fourth proportional to 3,130.02, 4,690.44 and 1,741.68 is: 2,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.02 : 4,690.44 = 1,741.68 : x
  2. Step 2: Convert to fraction form
    3,130.02/4,690.44 = 1,741.68/x
  3. Step 3: Cross multiply
    3,130.02x = 4,690.44 × 1,741.68
  4. Step 4: Simplify right side
    3,130.02x = 8,169,245.54
  5. Step 5: Solve for x
    x = 8,169,245.54/3,130.02
  6. Step 6: Final answer
    x = 2,609.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.