Home / 7,884.16-10,880.08-4,299.32

Finding the Fourth Proportional to 7,884.16, 10,880.08 and 4,299.32

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Solution

The fourth proportional to 7,884.16, 10,880.08 and 4,299.32 is: 5,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.16 : 10,880.08 = 4,299.32 : x
  2. Step 2: Convert to fraction form
    7,884.16/10,880.08 = 4,299.32/x
  3. Step 3: Cross multiply
    7,884.16x = 10,880.08 × 4,299.32
  4. Step 4: Simplify right side
    7,884.16x = 46,776,945.55
  5. Step 5: Solve for x
    x = 46,776,945.55/7,884.16
  6. Step 6: Final answer
    x = 5,933.03

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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.