Home / 5,153.98-7,732.31-2,382.64

Finding the Fourth Proportional to 5,153.98, 7,732.31 and 2,382.64

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Solution

The fourth proportional to 5,153.98, 7,732.31 and 2,382.64 is: 3,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.98 : 7,732.31 = 2,382.64 : x
  2. Step 2: Convert to fraction form
    5,153.98/7,732.31 = 2,382.64/x
  3. Step 3: Cross multiply
    5,153.98x = 7,732.31 × 2,382.64
  4. Step 4: Simplify right side
    5,153.98x = 18,423,311.10
  5. Step 5: Solve for x
    x = 18,423,311.10/5,153.98
  6. Step 6: Final answer
    x = 3,574.58

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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.