Home / 5,813.28-8,720.01-3,045.36

Finding the Fourth Proportional to 5,813.28, 8,720.01 and 3,045.36

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Solution

The fourth proportional to 5,813.28, 8,720.01 and 3,045.36 is: 4,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.28 : 8,720.01 = 3,045.36 : x
  2. Step 2: Convert to fraction form
    5,813.28/8,720.01 = 3,045.36/x
  3. Step 3: Cross multiply
    5,813.28x = 8,720.01 × 3,045.36
  4. Step 4: Simplify right side
    5,813.28x = 26,555,569.65
  5. Step 5: Solve for x
    x = 26,555,569.65/5,813.28
  6. Step 6: Final answer
    x = 4,568.09

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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.