Home / 3,185.23-4,776-1,235.16

Finding the Fourth Proportional to 3,185.23, 4,776 and 1,235.16

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Solution

The fourth proportional to 3,185.23, 4,776 and 1,235.16 is: 1,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.23 : 4,776 = 1,235.16 : x
  2. Step 2: Convert to fraction form
    3,185.23/4,776 = 1,235.16/x
  3. Step 3: Cross multiply
    3,185.23x = 4,776 × 1,235.16
  4. Step 4: Simplify right side
    3,185.23x = 5,899,124.16
  5. Step 5: Solve for x
    x = 5,899,124.16/3,185.23
  6. Step 6: Final answer
    x = 1,852.02

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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.