Home / 5,669.58-7,821.50-3,310.68

Finding the Fourth Proportional to 5,669.58, 7,821.50 and 3,310.68

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Solution

The fourth proportional to 5,669.58, 7,821.50 and 3,310.68 is: 4,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.58 : 7,821.50 = 3,310.68 : x
  2. Step 2: Convert to fraction form
    5,669.58/7,821.50 = 3,310.68/x
  3. Step 3: Cross multiply
    5,669.58x = 7,821.50 × 3,310.68
  4. Step 4: Simplify right side
    5,669.58x = 25,894,467.07
  5. Step 5: Solve for x
    x = 25,894,467.07/5,669.58
  6. Step 6: Final answer
    x = 4,567.26

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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.