Home / 2,601.12-3,589.70-1,716.30

Finding the Fourth Proportional to 2,601.12, 3,589.70 and 1,716.30

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Solution

The fourth proportional to 2,601.12, 3,589.70 and 1,716.30 is: 2,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.12 : 3,589.70 = 1,716.30 : x
  2. Step 2: Convert to fraction form
    2,601.12/3,589.70 = 1,716.30/x
  3. Step 3: Cross multiply
    2,601.12x = 3,589.70 × 1,716.30
  4. Step 4: Simplify right side
    2,601.12x = 6,161,002.11
  5. Step 5: Solve for x
    x = 6,161,002.11/2,601.12
  6. Step 6: Final answer
    x = 2,368.60

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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.