Home / 7,475.61-11,193.37-4,179.32

Finding the Fourth Proportional to 7,475.61, 11,193.37 and 4,179.32

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Solution

The fourth proportional to 7,475.61, 11,193.37 and 4,179.32 is: 6,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.61 : 11,193.37 = 4,179.32 : x
  2. Step 2: Convert to fraction form
    7,475.61/11,193.37 = 4,179.32/x
  3. Step 3: Cross multiply
    7,475.61x = 11,193.37 × 4,179.32
  4. Step 4: Simplify right side
    7,475.61x = 46,780,675.11
  5. Step 5: Solve for x
    x = 46,780,675.11/7,475.61
  6. Step 6: Final answer
    x = 6,257.77

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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.