Home / 7,884.36-10,880.28-4,299.36

Finding the Fourth Proportional to 7,884.36, 10,880.28 and 4,299.36

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Solution

The fourth proportional to 7,884.36, 10,880.28 and 4,299.36 is: 5,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.36 : 10,880.28 = 4,299.36 : x
  2. Step 2: Convert to fraction form
    7,884.36/10,880.28 = 4,299.36/x
  3. Step 3: Cross multiply
    7,884.36x = 10,880.28 × 4,299.36
  4. Step 4: Simplify right side
    7,884.36x = 46,778,240.62
  5. Step 5: Solve for x
    x = 46,778,240.62/7,884.36
  6. Step 6: Final answer
    x = 5,933.04

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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.