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Finding the Fourth Proportional to 6,976.52, 9,628.23 and 4,586.61

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Solution

The fourth proportional to 6,976.52, 9,628.23 and 4,586.61 is: 6,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.52 : 9,628.23 = 4,586.61 : x
  2. Step 2: Convert to fraction form
    6,976.52/9,628.23 = 4,586.61/x
  3. Step 3: Cross multiply
    6,976.52x = 9,628.23 × 4,586.61
  4. Step 4: Simplify right side
    6,976.52x = 44,160,936.00
  5. Step 5: Solve for x
    x = 44,160,936.00/6,976.52
  6. Step 6: Final answer
    x = 6,329.94

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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.