Home / 5,369.81-8,053.35-2,081.10

Finding the Fourth Proportional to 5,369.81, 8,053.35 and 2,081.10

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Solution

The fourth proportional to 5,369.81, 8,053.35 and 2,081.10 is: 3,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.81 : 8,053.35 = 2,081.10 : x
  2. Step 2: Convert to fraction form
    5,369.81/8,053.35 = 2,081.10/x
  3. Step 3: Cross multiply
    5,369.81x = 8,053.35 × 2,081.10
  4. Step 4: Simplify right side
    5,369.81x = 16,759,826.69
  5. Step 5: Solve for x
    x = 16,759,826.69/5,369.81
  6. Step 6: Final answer
    x = 3,121.12

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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.