Home / 10,617.75-14,651.21-5,836.90

Finding the Fourth Proportional to 10,617.75, 14,651.21 and 5,836.90

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Solution

The fourth proportional to 10,617.75, 14,651.21 and 5,836.90 is: 8,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.75 : 14,651.21 = 5,836.90 : x
  2. Step 2: Convert to fraction form
    10,617.75/14,651.21 = 5,836.90/x
  3. Step 3: Cross multiply
    10,617.75x = 14,651.21 × 5,836.90
  4. Step 4: Simplify right side
    10,617.75x = 85,517,647.65
  5. Step 5: Solve for x
    x = 85,517,647.65/10,617.75
  6. Step 6: Final answer
    x = 8,054.22

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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.