Home / 4,816.26-6,643.89-4,680.72

Finding the Fourth Proportional to 4,816.26, 6,643.89 and 4,680.72

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Solution

The fourth proportional to 4,816.26, 6,643.89 and 4,680.72 is: 6,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.26 : 6,643.89 = 4,680.72 : x
  2. Step 2: Convert to fraction form
    4,816.26/6,643.89 = 4,680.72/x
  3. Step 3: Cross multiply
    4,816.26x = 6,643.89 × 4,680.72
  4. Step 4: Simplify right side
    4,816.26x = 31,098,188.80
  5. Step 5: Solve for x
    x = 31,098,188.80/4,816.26
  6. Step 6: Final answer
    x = 6,456.92

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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.