Home / 5,434.59-8,148.25-2,511.30

Finding the Fourth Proportional to 5,434.59, 8,148.25 and 2,511.30

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Solution

The fourth proportional to 5,434.59, 8,148.25 and 2,511.30 is: 3,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.59 : 8,148.25 = 2,511.30 : x
  2. Step 2: Convert to fraction form
    5,434.59/8,148.25 = 2,511.30/x
  3. Step 3: Cross multiply
    5,434.59x = 8,148.25 × 2,511.30
  4. Step 4: Simplify right side
    5,434.59x = 20,462,719.79
  5. Step 5: Solve for x
    x = 20,462,719.79/5,434.59
  6. Step 6: Final answer
    x = 3,765.27

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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.