Home / 4,219.89-5,822.98-2,518.08

Finding the Fourth Proportional to 4,219.89, 5,822.98 and 2,518.08

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Solution

The fourth proportional to 4,219.89, 5,822.98 and 2,518.08 is: 3,474.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.89 : 5,822.98 = 2,518.08 : x
  2. Step 2: Convert to fraction form
    4,219.89/5,822.98 = 2,518.08/x
  3. Step 3: Cross multiply
    4,219.89x = 5,822.98 × 2,518.08
  4. Step 4: Simplify right side
    4,219.89x = 14,662,729.48
  5. Step 5: Solve for x
    x = 14,662,729.48/4,219.89
  6. Step 6: Final answer
    x = 3,474.67

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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.