Home / 7,696.41-10,621.09-4,338.89

Finding the Fourth Proportional to 7,696.41, 10,621.09 and 4,338.89

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Solution

The fourth proportional to 7,696.41, 10,621.09 and 4,338.89 is: 5,987.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696.41 : 10,621.09 = 4,338.89 : x
  2. Step 2: Convert to fraction form
    7,696.41/10,621.09 = 4,338.89/x
  3. Step 3: Cross multiply
    7,696.41x = 10,621.09 × 4,338.89
  4. Step 4: Simplify right side
    7,696.41x = 46,083,741.19
  5. Step 5: Solve for x
    x = 46,083,741.19/7,696.41
  6. Step 6: Final answer
    x = 5,987.69

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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.