Home / 3,609.23-4,981.70-2,826.77

Finding the Fourth Proportional to 3,609.23, 4,981.70 and 2,826.77

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Solution

The fourth proportional to 3,609.23, 4,981.70 and 2,826.77 is: 3,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.23 : 4,981.70 = 2,826.77 : x
  2. Step 2: Convert to fraction form
    3,609.23/4,981.70 = 2,826.77/x
  3. Step 3: Cross multiply
    3,609.23x = 4,981.70 × 2,826.77
  4. Step 4: Simplify right side
    3,609.23x = 14,082,102.27
  5. Step 5: Solve for x
    x = 14,082,102.27/3,609.23
  6. Step 6: Final answer
    x = 3,901.70

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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.