Home / 7,724.84-10,660.46-4,698.91

Finding the Fourth Proportional to 7,724.84, 10,660.46 and 4,698.91

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Solution

The fourth proportional to 7,724.84, 10,660.46 and 4,698.91 is: 6,484.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.84 : 10,660.46 = 4,698.91 : x
  2. Step 2: Convert to fraction form
    7,724.84/10,660.46 = 4,698.91/x
  3. Step 3: Cross multiply
    7,724.84x = 10,660.46 × 4,698.91
  4. Step 4: Simplify right side
    7,724.84x = 50,092,558.36
  5. Step 5: Solve for x
    x = 50,092,558.36/7,724.84
  6. Step 6: Final answer
    x = 6,484.61

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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.