Home / 5,647.44-8,470.12-2,359.65

Finding the Fourth Proportional to 5,647.44, 8,470.12 and 2,359.65

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Solution

The fourth proportional to 5,647.44, 8,470.12 and 2,359.65 is: 3,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.44 : 8,470.12 = 2,359.65 : x
  2. Step 2: Convert to fraction form
    5,647.44/8,470.12 = 2,359.65/x
  3. Step 3: Cross multiply
    5,647.44x = 8,470.12 × 2,359.65
  4. Step 4: Simplify right side
    5,647.44x = 19,986,518.66
  5. Step 5: Solve for x
    x = 19,986,518.66/5,647.44
  6. Step 6: Final answer
    x = 3,539.04

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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.