Home / 3,002.96-4,482.22-2,818.28

Finding the Fourth Proportional to 3,002.96, 4,482.22 and 2,818.28

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Solution

The fourth proportional to 3,002.96, 4,482.22 and 2,818.28 is: 4,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.96 : 4,482.22 = 2,818.28 : x
  2. Step 2: Convert to fraction form
    3,002.96/4,482.22 = 2,818.28/x
  3. Step 3: Cross multiply
    3,002.96x = 4,482.22 × 2,818.28
  4. Step 4: Simplify right side
    3,002.96x = 12,632,150.98
  5. Step 5: Solve for x
    x = 12,632,150.98/3,002.96
  6. Step 6: Final answer
    x = 4,206.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.