Home / 3,184.14-4,774.86-1,103.76

Finding the Fourth Proportional to 3,184.14, 4,774.86 and 1,103.76

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Solution

The fourth proportional to 3,184.14, 4,774.86 and 1,103.76 is: 1,655.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.14 : 4,774.86 = 1,103.76 : x
  2. Step 2: Convert to fraction form
    3,184.14/4,774.86 = 1,103.76/x
  3. Step 3: Cross multiply
    3,184.14x = 4,774.86 × 1,103.76
  4. Step 4: Simplify right side
    3,184.14x = 5,270,299.47
  5. Step 5: Solve for x
    x = 5,270,299.47/3,184.14
  6. Step 6: Final answer
    x = 1,655.17

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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.