Home / 5,364.43-8,029.70-4,800.21

Finding the Fourth Proportional to 5,364.43, 8,029.70 and 4,800.21

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Solution

The fourth proportional to 5,364.43, 8,029.70 and 4,800.21 is: 7,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.43 : 8,029.70 = 4,800.21 : x
  2. Step 2: Convert to fraction form
    5,364.43/8,029.70 = 4,800.21/x
  3. Step 3: Cross multiply
    5,364.43x = 8,029.70 × 4,800.21
  4. Step 4: Simplify right side
    5,364.43x = 38,544,240.24
  5. Step 5: Solve for x
    x = 38,544,240.24/5,364.43
  6. Step 6: Final answer
    x = 7,185.15

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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.