Home / 8,453.20-12,676.02-2,610.40

Finding the Fourth Proportional to 8,453.20, 12,676.02 and 2,610.40

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Solution

The fourth proportional to 8,453.20, 12,676.02 and 2,610.40 is: 3,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.20 : 12,676.02 = 2,610.40 : x
  2. Step 2: Convert to fraction form
    8,453.20/12,676.02 = 2,610.40/x
  3. Step 3: Cross multiply
    8,453.20x = 12,676.02 × 2,610.40
  4. Step 4: Simplify right side
    8,453.20x = 33,089,482.61
  5. Step 5: Solve for x
    x = 33,089,482.61/8,453.20
  6. Step 6: Final answer
    x = 3,914.43

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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.