Home / 8,464.08-11,680.26-4,687.02

Finding the Fourth Proportional to 8,464.08, 11,680.26 and 4,687.02

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Solution

The fourth proportional to 8,464.08, 11,680.26 and 4,687.02 is: 6,467.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.08 : 11,680.26 = 4,687.02 : x
  2. Step 2: Convert to fraction form
    8,464.08/11,680.26 = 4,687.02/x
  3. Step 3: Cross multiply
    8,464.08x = 11,680.26 × 4,687.02
  4. Step 4: Simplify right side
    8,464.08x = 54,745,612.23
  5. Step 5: Solve for x
    x = 54,745,612.23/8,464.08
  6. Step 6: Final answer
    x = 6,467.99

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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.