Home / 8,021.35-12,030.66-2,176.59

Finding the Fourth Proportional to 8,021.35, 12,030.66 and 2,176.59

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Solution

The fourth proportional to 8,021.35, 12,030.66 and 2,176.59 is: 3,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.35 : 12,030.66 = 2,176.59 : x
  2. Step 2: Convert to fraction form
    8,021.35/12,030.66 = 2,176.59/x
  3. Step 3: Cross multiply
    8,021.35x = 12,030.66 × 2,176.59
  4. Step 4: Simplify right side
    8,021.35x = 26,185,859.36
  5. Step 5: Solve for x
    x = 26,185,859.36/8,021.35
  6. Step 6: Final answer
    x = 3,264.52

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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.