Home / 5,123.18-7,684.77-1,834.49

Finding the Fourth Proportional to 5,123.18, 7,684.77 and 1,834.49

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Solution

The fourth proportional to 5,123.18, 7,684.77 and 1,834.49 is: 2,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.18 : 7,684.77 = 1,834.49 : x
  2. Step 2: Convert to fraction form
    5,123.18/7,684.77 = 1,834.49/x
  3. Step 3: Cross multiply
    5,123.18x = 7,684.77 × 1,834.49
  4. Step 4: Simplify right side
    5,123.18x = 14,097,595.29
  5. Step 5: Solve for x
    x = 14,097,595.29/5,123.18
  6. Step 6: Final answer
    x = 2,751.73

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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.