Home / 6,201.81-8,557.58-3,548.72

Finding the Fourth Proportional to 6,201.81, 8,557.58 and 3,548.72

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Solution

The fourth proportional to 6,201.81, 8,557.58 and 3,548.72 is: 4,896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.81 : 8,557.58 = 3,548.72 : x
  2. Step 2: Convert to fraction form
    6,201.81/8,557.58 = 3,548.72/x
  3. Step 3: Cross multiply
    6,201.81x = 8,557.58 × 3,548.72
  4. Step 4: Simplify right side
    6,201.81x = 30,368,394.77
  5. Step 5: Solve for x
    x = 30,368,394.77/6,201.81
  6. Step 6: Final answer
    x = 4,896.70

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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.