Home / 4,975.71-7,456.28-2,056.07

Finding the Fourth Proportional to 4,975.71, 7,456.28 and 2,056.07

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Solution

The fourth proportional to 4,975.71, 7,456.28 and 2,056.07 is: 3,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.71 : 7,456.28 = 2,056.07 : x
  2. Step 2: Convert to fraction form
    4,975.71/7,456.28 = 2,056.07/x
  3. Step 3: Cross multiply
    4,975.71x = 7,456.28 × 2,056.07
  4. Step 4: Simplify right side
    4,975.71x = 15,330,586.06
  5. Step 5: Solve for x
    x = 15,330,586.06/4,975.71
  6. Step 6: Final answer
    x = 3,081.09

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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.