Home / 3,133.20-4,696.85-1,051.74

Finding the Fourth Proportional to 3,133.20, 4,696.85 and 1,051.74

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Solution

The fourth proportional to 3,133.20, 4,696.85 and 1,051.74 is: 1,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.20 : 4,696.85 = 1,051.74 : x
  2. Step 2: Convert to fraction form
    3,133.20/4,696.85 = 1,051.74/x
  3. Step 3: Cross multiply
    3,133.20x = 4,696.85 × 1,051.74
  4. Step 4: Simplify right side
    3,133.20x = 4,939,864.69
  5. Step 5: Solve for x
    x = 4,939,864.69/3,133.20
  6. Step 6: Final answer
    x = 1,576.62

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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.