Home / 6,123.13-8,450.62-3,435.08

Finding the Fourth Proportional to 6,123.13, 8,450.62 and 3,435.08

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Solution

The fourth proportional to 6,123.13, 8,450.62 and 3,435.08 is: 4,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.13 : 8,450.62 = 3,435.08 : x
  2. Step 2: Convert to fraction form
    6,123.13/8,450.62 = 3,435.08/x
  3. Step 3: Cross multiply
    6,123.13x = 8,450.62 × 3,435.08
  4. Step 4: Simplify right side
    6,123.13x = 29,028,555.75
  5. Step 5: Solve for x
    x = 29,028,555.75/6,123.13
  6. Step 6: Final answer
    x = 4,740.80

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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.