Home / 3,314.34-4,971.65-1,123.02

Finding the Fourth Proportional to 3,314.34, 4,971.65 and 1,123.02

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Solution

The fourth proportional to 3,314.34, 4,971.65 and 1,123.02 is: 1,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.34 : 4,971.65 = 1,123.02 : x
  2. Step 2: Convert to fraction form
    3,314.34/4,971.65 = 1,123.02/x
  3. Step 3: Cross multiply
    3,314.34x = 4,971.65 × 1,123.02
  4. Step 4: Simplify right side
    3,314.34x = 5,583,256.77
  5. Step 5: Solve for x
    x = 5,583,256.77/3,314.34
  6. Step 6: Final answer
    x = 1,684.58

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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.