Home / 8,548.08-12,823.46-3,617.76

Finding the Fourth Proportional to 8,548.08, 12,823.46 and 3,617.76

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Solution

The fourth proportional to 8,548.08, 12,823.46 and 3,617.76 is: 5,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.08 : 12,823.46 = 3,617.76 : x
  2. Step 2: Convert to fraction form
    8,548.08/12,823.46 = 3,617.76/x
  3. Step 3: Cross multiply
    8,548.08x = 12,823.46 × 3,617.76
  4. Step 4: Simplify right side
    8,548.08x = 46,392,200.65
  5. Step 5: Solve for x
    x = 46,392,200.65/8,548.08
  6. Step 6: Final answer
    x = 5,427.21

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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.