Home / 3,617.18-4,990.26-2,359.34

Finding the Fourth Proportional to 3,617.18, 4,990.26 and 2,359.34

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Solution

The fourth proportional to 3,617.18, 4,990.26 and 2,359.34 is: 3,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.18 : 4,990.26 = 2,359.34 : x
  2. Step 2: Convert to fraction form
    3,617.18/4,990.26 = 2,359.34/x
  3. Step 3: Cross multiply
    3,617.18x = 4,990.26 × 2,359.34
  4. Step 4: Simplify right side
    3,617.18x = 11,773,720.03
  5. Step 5: Solve for x
    x = 11,773,720.03/3,617.18
  6. Step 6: Final answer
    x = 3,254.94

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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.