Home / 4,077.98-5,624.34-2,661.56

Finding the Fourth Proportional to 4,077.98, 5,624.34 and 2,661.56

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Solution

The fourth proportional to 4,077.98, 5,624.34 and 2,661.56 is: 3,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.98 : 5,624.34 = 2,661.56 : x
  2. Step 2: Convert to fraction form
    4,077.98/5,624.34 = 2,661.56/x
  3. Step 3: Cross multiply
    4,077.98x = 5,624.34 × 2,661.56
  4. Step 4: Simplify right side
    4,077.98x = 14,969,518.37
  5. Step 5: Solve for x
    x = 14,969,518.37/4,077.98
  6. Step 6: Final answer
    x = 3,670.82

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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.