Home / 4,639.20-6,960.40-2,041.76

Finding the Fourth Proportional to 4,639.20, 6,960.40 and 2,041.76

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Solution

The fourth proportional to 4,639.20, 6,960.40 and 2,041.76 is: 3,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.20 : 6,960.40 = 2,041.76 : x
  2. Step 2: Convert to fraction form
    4,639.20/6,960.40 = 2,041.76/x
  3. Step 3: Cross multiply
    4,639.20x = 6,960.40 × 2,041.76
  4. Step 4: Simplify right side
    4,639.20x = 14,211,466.30
  5. Step 5: Solve for x
    x = 14,211,466.30/4,639.20
  6. Step 6: Final answer
    x = 3,063.34

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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.