Home / 5,631.95-8,449.93-2,511.68

Finding the Fourth Proportional to 5,631.95, 8,449.93 and 2,511.68

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Solution

The fourth proportional to 5,631.95, 8,449.93 and 2,511.68 is: 3,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.95 : 8,449.93 = 2,511.68 : x
  2. Step 2: Convert to fraction form
    5,631.95/8,449.93 = 2,511.68/x
  3. Step 3: Cross multiply
    5,631.95x = 8,449.93 × 2,511.68
  4. Step 4: Simplify right side
    5,631.95x = 21,223,481.07
  5. Step 5: Solve for x
    x = 21,223,481.07/5,631.95
  6. Step 6: Final answer
    x = 3,768.41

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1.5x scale

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.