Home / 2,379.05-3,568.58-1,283.93

Finding the Fourth Proportional to 2,379.05, 3,568.58 and 1,283.93

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Solution

The fourth proportional to 2,379.05, 3,568.58 and 1,283.93 is: 1,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.05 : 3,568.58 = 1,283.93 : x
  2. Step 2: Convert to fraction form
    2,379.05/3,568.58 = 1,283.93/x
  3. Step 3: Cross multiply
    2,379.05x = 3,568.58 × 1,283.93
  4. Step 4: Simplify right side
    2,379.05x = 4,581,806.92
  5. Step 5: Solve for x
    x = 4,581,806.92/2,379.05
  6. Step 6: Final answer
    x = 1,925.90

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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.