Home / 7,548.16-11,322.60-3,165.76

Finding the Fourth Proportional to 7,548.16, 11,322.60 and 3,165.76

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Solution

The fourth proportional to 7,548.16, 11,322.60 and 3,165.76 is: 4,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.16 : 11,322.60 = 3,165.76 : x
  2. Step 2: Convert to fraction form
    7,548.16/11,322.60 = 3,165.76/x
  3. Step 3: Cross multiply
    7,548.16x = 11,322.60 × 3,165.76
  4. Step 4: Simplify right side
    7,548.16x = 35,844,634.18
  5. Step 5: Solve for x
    x = 35,844,634.18/7,548.16
  6. Step 6: Final answer
    x = 4,748.79

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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.