Home / 3,329.55-4,994.34-1,869.72

Finding the Fourth Proportional to 3,329.55, 4,994.34 and 1,869.72

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Solution

The fourth proportional to 3,329.55, 4,994.34 and 1,869.72 is: 2,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.55 : 4,994.34 = 1,869.72 : x
  2. Step 2: Convert to fraction form
    3,329.55/4,994.34 = 1,869.72/x
  3. Step 3: Cross multiply
    3,329.55x = 4,994.34 × 1,869.72
  4. Step 4: Simplify right side
    3,329.55x = 9,338,017.38
  5. Step 5: Solve for x
    x = 9,338,017.38/3,329.55
  6. Step 6: Final answer
    x = 2,804.59

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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.