Home / 4,305.29-6,458.09-1,185.54

Finding the Fourth Proportional to 4,305.29, 6,458.09 and 1,185.54

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Solution

The fourth proportional to 4,305.29, 6,458.09 and 1,185.54 is: 1,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.29 : 6,458.09 = 1,185.54 : x
  2. Step 2: Convert to fraction form
    4,305.29/6,458.09 = 1,185.54/x
  3. Step 3: Cross multiply
    4,305.29x = 6,458.09 × 1,185.54
  4. Step 4: Simplify right side
    4,305.29x = 7,656,302.21
  5. Step 5: Solve for x
    x = 7,656,302.21/4,305.29
  6. Step 6: Final answer
    x = 1,778.35

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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.