Home / 5,477.31-8,215.16-2,013.75

Finding the Fourth Proportional to 5,477.31, 8,215.16 and 2,013.75

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Solution

The fourth proportional to 5,477.31, 8,215.16 and 2,013.75 is: 3,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.31 : 8,215.16 = 2,013.75 : x
  2. Step 2: Convert to fraction form
    5,477.31/8,215.16 = 2,013.75/x
  3. Step 3: Cross multiply
    5,477.31x = 8,215.16 × 2,013.75
  4. Step 4: Simplify right side
    5,477.31x = 16,543,268.38
  5. Step 5: Solve for x
    x = 16,543,268.38/5,477.31
  6. Step 6: Final answer
    x = 3,020.33

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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.