Home / 11,248.89-16,874.16-4,323.39

Finding the Fourth Proportional to 11,248.89, 16,874.16 and 4,323.39

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Solution

The fourth proportional to 11,248.89, 16,874.16 and 4,323.39 is: 6,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.89 : 16,874.16 = 4,323.39 : x
  2. Step 2: Convert to fraction form
    11,248.89/16,874.16 = 4,323.39/x
  3. Step 3: Cross multiply
    11,248.89x = 16,874.16 × 4,323.39
  4. Step 4: Simplify right side
    11,248.89x = 72,953,574.60
  5. Step 5: Solve for x
    x = 72,953,574.60/11,248.89
  6. Step 6: Final answer
    x = 6,485.40

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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.