Home / 8,560.55-11,813.48-4,783.67

Finding the Fourth Proportional to 8,560.55, 11,813.48 and 4,783.67

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Solution

The fourth proportional to 8,560.55, 11,813.48 and 4,783.67 is: 6,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.55 : 11,813.48 = 4,783.67 : x
  2. Step 2: Convert to fraction form
    8,560.55/11,813.48 = 4,783.67/x
  3. Step 3: Cross multiply
    8,560.55x = 11,813.48 × 4,783.67
  4. Step 4: Simplify right side
    8,560.55x = 56,511,742.76
  5. Step 5: Solve for x
    x = 56,511,742.76/8,560.55
  6. Step 6: Final answer
    x = 6,601.42

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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.