Home / 4,775.25-6,590.40-3,006.81

Finding the Fourth Proportional to 4,775.25, 6,590.40 and 3,006.81

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Solution

The fourth proportional to 4,775.25, 6,590.40 and 3,006.81 is: 4,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.25 : 6,590.40 = 3,006.81 : x
  2. Step 2: Convert to fraction form
    4,775.25/6,590.40 = 3,006.81/x
  3. Step 3: Cross multiply
    4,775.25x = 6,590.40 × 3,006.81
  4. Step 4: Simplify right side
    4,775.25x = 19,816,080.62
  5. Step 5: Solve for x
    x = 19,816,080.62/4,775.25
  6. Step 6: Final answer
    x = 4,149.75

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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.