Home / 5,549.56-8,318.86-3,085.56

Finding the Fourth Proportional to 5,549.56, 8,318.86 and 3,085.56

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Solution

The fourth proportional to 5,549.56, 8,318.86 and 3,085.56 is: 4,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.56 : 8,318.86 = 3,085.56 : x
  2. Step 2: Convert to fraction form
    5,549.56/8,318.86 = 3,085.56/x
  3. Step 3: Cross multiply
    5,549.56x = 8,318.86 × 3,085.56
  4. Step 4: Simplify right side
    5,549.56x = 25,668,341.66
  5. Step 5: Solve for x
    x = 25,668,341.66/5,549.56
  6. Step 6: Final answer
    x = 4,625.29

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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.