Home / 6,141.96-9,216.72-3,677.40

Finding the Fourth Proportional to 6,141.96, 9,216.72 and 3,677.40

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Solution

The fourth proportional to 6,141.96, 9,216.72 and 3,677.40 is: 5,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.96 : 9,216.72 = 3,677.40 : x
  2. Step 2: Convert to fraction form
    6,141.96/9,216.72 = 3,677.40/x
  3. Step 3: Cross multiply
    6,141.96x = 9,216.72 × 3,677.40
  4. Step 4: Simplify right side
    6,141.96x = 33,893,566.13
  5. Step 5: Solve for x
    x = 33,893,566.13/6,141.96
  6. Step 6: Final answer
    x = 5,518.36

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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.