Home / 4,645.35-6,406.83-4,084.65

Finding the Fourth Proportional to 4,645.35, 6,406.83 and 4,084.65

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Solution

The fourth proportional to 4,645.35, 6,406.83 and 4,084.65 is: 5,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.35 : 6,406.83 = 4,084.65 : x
  2. Step 2: Convert to fraction form
    4,645.35/6,406.83 = 4,084.65/x
  3. Step 3: Cross multiply
    4,645.35x = 6,406.83 × 4,084.65
  4. Step 4: Simplify right side
    4,645.35x = 26,169,658.16
  5. Step 5: Solve for x
    x = 26,169,658.16/4,645.35
  6. Step 6: Final answer
    x = 5,633.52

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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.