Home / 5,339.36-8,005.08-4,021.76

Finding the Fourth Proportional to 5,339.36, 8,005.08 and 4,021.76

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Solution

The fourth proportional to 5,339.36, 8,005.08 and 4,021.76 is: 6,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.36 : 8,005.08 = 4,021.76 : x
  2. Step 2: Convert to fraction form
    5,339.36/8,005.08 = 4,021.76/x
  3. Step 3: Cross multiply
    5,339.36x = 8,005.08 × 4,021.76
  4. Step 4: Simplify right side
    5,339.36x = 32,194,510.54
  5. Step 5: Solve for x
    x = 32,194,510.54/5,339.36
  6. Step 6: Final answer
    x = 6,029.66

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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.