Home / 8,374.02-12,558.09-2,449.28

Finding the Fourth Proportional to 8,374.02, 12,558.09 and 2,449.28

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Solution

The fourth proportional to 8,374.02, 12,558.09 and 2,449.28 is: 3,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.02 : 12,558.09 = 2,449.28 : x
  2. Step 2: Convert to fraction form
    8,374.02/12,558.09 = 2,449.28/x
  3. Step 3: Cross multiply
    8,374.02x = 12,558.09 × 2,449.28
  4. Step 4: Simplify right side
    8,374.02x = 30,758,215.88
  5. Step 5: Solve for x
    x = 30,758,215.88/8,374.02
  6. Step 6: Final answer
    x = 3,673.05

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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.