Home / 5,491.20-8,237.35-1,595.64

Finding the Fourth Proportional to 5,491.20, 8,237.35 and 1,595.64

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Solution

The fourth proportional to 5,491.20, 8,237.35 and 1,595.64 is: 2,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.20 : 8,237.35 = 1,595.64 : x
  2. Step 2: Convert to fraction form
    5,491.20/8,237.35 = 1,595.64/x
  3. Step 3: Cross multiply
    5,491.20x = 8,237.35 × 1,595.64
  4. Step 4: Simplify right side
    5,491.20x = 13,143,845.15
  5. Step 5: Solve for x
    x = 13,143,845.15/5,491.20
  6. Step 6: Final answer
    x = 2,393.62

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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.