Home / 6,285.45-8,674.02-3,453.08

Finding the Fourth Proportional to 6,285.45, 8,674.02 and 3,453.08

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Solution

The fourth proportional to 6,285.45, 8,674.02 and 3,453.08 is: 4,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.45 : 8,674.02 = 3,453.08 : x
  2. Step 2: Convert to fraction form
    6,285.45/8,674.02 = 3,453.08/x
  3. Step 3: Cross multiply
    6,285.45x = 8,674.02 × 3,453.08
  4. Step 4: Simplify right side
    6,285.45x = 29,952,084.98
  5. Step 5: Solve for x
    x = 29,952,084.98/6,285.45
  6. Step 6: Final answer
    x = 4,765.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.