Home / 7,675.58-11,503.64-3,288.22

Finding the Fourth Proportional to 7,675.58, 11,503.64 and 3,288.22

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Solution

The fourth proportional to 7,675.58, 11,503.64 and 3,288.22 is: 4,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.58 : 11,503.64 = 3,288.22 : x
  2. Step 2: Convert to fraction form
    7,675.58/11,503.64 = 3,288.22/x
  3. Step 3: Cross multiply
    7,675.58x = 11,503.64 × 3,288.22
  4. Step 4: Simplify right side
    7,675.58x = 37,826,499.12
  5. Step 5: Solve for x
    x = 37,826,499.12/7,675.58
  6. Step 6: Final answer
    x = 4,928.16

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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.