Home / 5,623.52-8,435.40-1,930

Finding the Fourth Proportional to 5,623.52, 8,435.40 and 1,930

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Solution

The fourth proportional to 5,623.52, 8,435.40 and 1,930 is: 2,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.52 : 8,435.40 = 1,930 : x
  2. Step 2: Convert to fraction form
    5,623.52/8,435.40 = 1,930/x
  3. Step 3: Cross multiply
    5,623.52x = 8,435.40 × 1,930
  4. Step 4: Simplify right side
    5,623.52x = 16,280,322
  5. Step 5: Solve for x
    x = 16,280,322/5,623.52
  6. Step 6: Final answer
    x = 2,895.04

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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.