Home / 4,488.36-6,732.10-1,855.12

Finding the Fourth Proportional to 4,488.36, 6,732.10 and 1,855.12

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Solution

The fourth proportional to 4,488.36, 6,732.10 and 1,855.12 is: 2,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.36 : 6,732.10 = 1,855.12 : x
  2. Step 2: Convert to fraction form
    4,488.36/6,732.10 = 1,855.12/x
  3. Step 3: Cross multiply
    4,488.36x = 6,732.10 × 1,855.12
  4. Step 4: Simplify right side
    4,488.36x = 12,488,853.35
  5. Step 5: Solve for x
    x = 12,488,853.35/4,488.36
  6. Step 6: Final answer
    x = 2,782.50

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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.