Home / 7,821.97-10,795.09-4,465.29

Finding the Fourth Proportional to 7,821.97, 10,795.09 and 4,465.29

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Solution

The fourth proportional to 7,821.97, 10,795.09 and 4,465.29 is: 6,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.97 : 10,795.09 = 4,465.29 : x
  2. Step 2: Convert to fraction form
    7,821.97/10,795.09 = 4,465.29/x
  3. Step 3: Cross multiply
    7,821.97x = 10,795.09 × 4,465.29
  4. Step 4: Simplify right side
    7,821.97x = 48,203,131.12
  5. Step 5: Solve for x
    x = 48,203,131.12/7,821.97
  6. Step 6: Final answer
    x = 6,162.53

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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.