Home / 3,248.58-4,864.56-1,786.12

Finding the Fourth Proportional to 3,248.58, 4,864.56 and 1,786.12

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Solution

The fourth proportional to 3,248.58, 4,864.56 and 1,786.12 is: 2,674.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.58 : 4,864.56 = 1,786.12 : x
  2. Step 2: Convert to fraction form
    3,248.58/4,864.56 = 1,786.12/x
  3. Step 3: Cross multiply
    3,248.58x = 4,864.56 × 1,786.12
  4. Step 4: Simplify right side
    3,248.58x = 8,688,687.91
  5. Step 5: Solve for x
    x = 8,688,687.91/3,248.58
  6. Step 6: Final answer
    x = 2,674.62

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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.