Home / 5,347.03-8,021.68-2,015.21

Finding the Fourth Proportional to 5,347.03, 8,021.68 and 2,015.21

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Solution

The fourth proportional to 5,347.03, 8,021.68 and 2,015.21 is: 3,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.03 : 8,021.68 = 2,015.21 : x
  2. Step 2: Convert to fraction form
    5,347.03/8,021.68 = 2,015.21/x
  3. Step 3: Cross multiply
    5,347.03x = 8,021.68 × 2,015.21
  4. Step 4: Simplify right side
    5,347.03x = 16,165,356.91
  5. Step 5: Solve for x
    x = 16,165,356.91/5,347.03
  6. Step 6: Final answer
    x = 3,023.24

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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.