Home / 4,586.63-6,880.01-1,123.88

Finding the Fourth Proportional to 4,586.63, 6,880.01 and 1,123.88

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Solution

The fourth proportional to 4,586.63, 6,880.01 and 1,123.88 is: 1,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.63 : 6,880.01 = 1,123.88 : x
  2. Step 2: Convert to fraction form
    4,586.63/6,880.01 = 1,123.88/x
  3. Step 3: Cross multiply
    4,586.63x = 6,880.01 × 1,123.88
  4. Step 4: Simplify right side
    4,586.63x = 7,732,265.62
  5. Step 5: Solve for x
    x = 7,732,265.62/4,586.63
  6. Step 6: Final answer
    x = 1,685.83

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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.