Home / 5,518.95-8,282.06-2,598.09

Finding the Fourth Proportional to 5,518.95, 8,282.06 and 2,598.09

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Solution

The fourth proportional to 5,518.95, 8,282.06 and 2,598.09 is: 3,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.95 : 8,282.06 = 2,598.09 : x
  2. Step 2: Convert to fraction form
    5,518.95/8,282.06 = 2,598.09/x
  3. Step 3: Cross multiply
    5,518.95x = 8,282.06 × 2,598.09
  4. Step 4: Simplify right side
    5,518.95x = 21,517,537.27
  5. Step 5: Solve for x
    x = 21,517,537.27/5,518.95
  6. Step 6: Final answer
    x = 3,898.85

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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.