Home / 6,091.16-9,130.32-3,455.36

Finding the Fourth Proportional to 6,091.16, 9,130.32 and 3,455.36

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Solution

The fourth proportional to 6,091.16, 9,130.32 and 3,455.36 is: 5,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.16 : 9,130.32 = 3,455.36 : x
  2. Step 2: Convert to fraction form
    6,091.16/9,130.32 = 3,455.36/x
  3. Step 3: Cross multiply
    6,091.16x = 9,130.32 × 3,455.36
  4. Step 4: Simplify right side
    6,091.16x = 31,548,542.52
  5. Step 5: Solve for x
    x = 31,548,542.52/6,091.16
  6. Step 6: Final answer
    x = 5,179.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.