Home / 8,021.15-12,037.19-4,818.14

Finding the Fourth Proportional to 8,021.15, 12,037.19 and 4,818.14

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Solution

The fourth proportional to 8,021.15, 12,037.19 and 4,818.14 is: 7,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.15 : 12,037.19 = 4,818.14 : x
  2. Step 2: Convert to fraction form
    8,021.15/12,037.19 = 4,818.14/x
  3. Step 3: Cross multiply
    8,021.15x = 12,037.19 × 4,818.14
  4. Step 4: Simplify right side
    8,021.15x = 57,996,782.35
  5. Step 5: Solve for x
    x = 57,996,782.35/8,021.15
  6. Step 6: Final answer
    x = 7,230.49

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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.