Home / 4,700.96-6,491.04-3,815.36

Finding the Fourth Proportional to 4,700.96, 6,491.04 and 3,815.36

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Solution

The fourth proportional to 4,700.96, 6,491.04 and 3,815.36 is: 5,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.96 : 6,491.04 = 3,815.36 : x
  2. Step 2: Convert to fraction form
    4,700.96/6,491.04 = 3,815.36/x
  3. Step 3: Cross multiply
    4,700.96x = 6,491.04 × 3,815.36
  4. Step 4: Simplify right side
    4,700.96x = 24,765,654.37
  5. Step 5: Solve for x
    x = 24,765,654.37/4,700.96
  6. Step 6: Final answer
    x = 5,268.21

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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.