Home / 4,748.74-7,123.41-1,827.04

Finding the Fourth Proportional to 4,748.74, 7,123.41 and 1,827.04

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Solution

The fourth proportional to 4,748.74, 7,123.41 and 1,827.04 is: 2,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.74 : 7,123.41 = 1,827.04 : x
  2. Step 2: Convert to fraction form
    4,748.74/7,123.41 = 1,827.04/x
  3. Step 3: Cross multiply
    4,748.74x = 7,123.41 × 1,827.04
  4. Step 4: Simplify right side
    4,748.74x = 13,014,750.44
  5. Step 5: Solve for x
    x = 13,014,750.44/4,748.74
  6. Step 6: Final answer
    x = 2,740.68

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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.