Home / 11,700.32-17,552.64-4,774.88

Finding the Fourth Proportional to 11,700.32, 17,552.64 and 4,774.88

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Solution

The fourth proportional to 11,700.32, 17,552.64 and 4,774.88 is: 7,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.32 : 17,552.64 = 4,774.88 : x
  2. Step 2: Convert to fraction form
    11,700.32/17,552.64 = 4,774.88/x
  3. Step 3: Cross multiply
    11,700.32x = 17,552.64 × 4,774.88
  4. Step 4: Simplify right side
    11,700.32x = 83,811,749.68
  5. Step 5: Solve for x
    x = 83,811,749.68/11,700.32
  6. Step 6: Final answer
    x = 7,163.20

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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.