Home / 8,144.58-12,216.60-2,598.30

Finding the Fourth Proportional to 8,144.58, 12,216.60 and 2,598.30

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Solution

The fourth proportional to 8,144.58, 12,216.60 and 2,598.30 is: 3,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.58 : 12,216.60 = 2,598.30 : x
  2. Step 2: Convert to fraction form
    8,144.58/12,216.60 = 2,598.30/x
  3. Step 3: Cross multiply
    8,144.58x = 12,216.60 × 2,598.30
  4. Step 4: Simplify right side
    8,144.58x = 31,742,391.78
  5. Step 5: Solve for x
    x = 31,742,391.78/8,144.58
  6. Step 6: Final answer
    x = 3,897.36

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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.