Home / 3,018.41-4,526.64-2,821.63

Finding the Fourth Proportional to 3,018.41, 4,526.64 and 2,821.63

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Solution

The fourth proportional to 3,018.41, 4,526.64 and 2,821.63 is: 4,231.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.41 : 4,526.64 = 2,821.63 : x
  2. Step 2: Convert to fraction form
    3,018.41/4,526.64 = 2,821.63/x
  3. Step 3: Cross multiply
    3,018.41x = 4,526.64 × 2,821.63
  4. Step 4: Simplify right side
    3,018.41x = 12,772,503.22
  5. Step 5: Solve for x
    x = 12,772,503.22/3,018.41
  6. Step 6: Final answer
    x = 4,231.53

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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.