Home / 5,354.91-8,030.34-2,580.93

Finding the Fourth Proportional to 5,354.91, 8,030.34 and 2,580.93

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Solution

The fourth proportional to 5,354.91, 8,030.34 and 2,580.93 is: 3,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.91 : 8,030.34 = 2,580.93 : x
  2. Step 2: Convert to fraction form
    5,354.91/8,030.34 = 2,580.93/x
  3. Step 3: Cross multiply
    5,354.91x = 8,030.34 × 2,580.93
  4. Step 4: Simplify right side
    5,354.91x = 20,725,745.42
  5. Step 5: Solve for x
    x = 20,725,745.42/5,354.91
  6. Step 6: Final answer
    x = 3,870.42

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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.