Home / 7,822.68-10,795.41-4,678.26

Finding the Fourth Proportional to 7,822.68, 10,795.41 and 4,678.26

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Solution

The fourth proportional to 7,822.68, 10,795.41 and 4,678.26 is: 6,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.68 : 10,795.41 = 4,678.26 : x
  2. Step 2: Convert to fraction form
    7,822.68/10,795.41 = 4,678.26/x
  3. Step 3: Cross multiply
    7,822.68x = 10,795.41 × 4,678.26
  4. Step 4: Simplify right side
    7,822.68x = 50,503,734.79
  5. Step 5: Solve for x
    x = 50,503,734.79/7,822.68
  6. Step 6: Final answer
    x = 6,456.07

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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.