Home / 5,624.02-8,436.15-1,930.50

Finding the Fourth Proportional to 5,624.02, 8,436.15 and 1,930.50

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Solution

The fourth proportional to 5,624.02, 8,436.15 and 1,930.50 is: 2,895.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.02 : 8,436.15 = 1,930.50 : x
  2. Step 2: Convert to fraction form
    5,624.02/8,436.15 = 1,930.50/x
  3. Step 3: Cross multiply
    5,624.02x = 8,436.15 × 1,930.50
  4. Step 4: Simplify right side
    5,624.02x = 16,285,987.58
  5. Step 5: Solve for x
    x = 16,285,987.58/5,624.02
  6. Step 6: Final answer
    x = 2,895.79

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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.