Home / 8,398.37-12,598.25-2,555.03

Finding the Fourth Proportional to 8,398.37, 12,598.25 and 2,555.03

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Solution

The fourth proportional to 8,398.37, 12,598.25 and 2,555.03 is: 3,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398.37 : 12,598.25 = 2,555.03 : x
  2. Step 2: Convert to fraction form
    8,398.37/12,598.25 = 2,555.03/x
  3. Step 3: Cross multiply
    8,398.37x = 12,598.25 × 2,555.03
  4. Step 4: Simplify right side
    8,398.37x = 32,188,830.93
  5. Step 5: Solve for x
    x = 32,188,830.93/8,398.37
  6. Step 6: Final answer
    x = 3,832.75

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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.