Home / 4,811.36-6,635.24-3,316.88

Finding the Fourth Proportional to 4,811.36, 6,635.24 and 3,316.88

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Solution

The fourth proportional to 4,811.36, 6,635.24 and 3,316.88 is: 4,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.36 : 6,635.24 = 3,316.88 : x
  2. Step 2: Convert to fraction form
    4,811.36/6,635.24 = 3,316.88/x
  3. Step 3: Cross multiply
    4,811.36x = 6,635.24 × 3,316.88
  4. Step 4: Simplify right side
    4,811.36x = 22,008,294.85
  5. Step 5: Solve for x
    x = 22,008,294.85/4,811.36
  6. Step 6: Final answer
    x = 4,574.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.