Home / 5,406.14-8,107.25-1,895.19

Finding the Fourth Proportional to 5,406.14, 8,107.25 and 1,895.19

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Solution

The fourth proportional to 5,406.14, 8,107.25 and 1,895.19 is: 2,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.14 : 8,107.25 = 1,895.19 : x
  2. Step 2: Convert to fraction form
    5,406.14/8,107.25 = 1,895.19/x
  3. Step 3: Cross multiply
    5,406.14x = 8,107.25 × 1,895.19
  4. Step 4: Simplify right side
    5,406.14x = 15,364,769.65
  5. Step 5: Solve for x
    x = 15,364,769.65/5,406.14
  6. Step 6: Final answer
    x = 2,842.10

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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.