Home / 5,638.95-8,447.15-2,632.94

Finding the Fourth Proportional to 5,638.95, 8,447.15 and 2,632.94

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Solution

The fourth proportional to 5,638.95, 8,447.15 and 2,632.94 is: 3,944.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.95 : 8,447.15 = 2,632.94 : x
  2. Step 2: Convert to fraction form
    5,638.95/8,447.15 = 2,632.94/x
  3. Step 3: Cross multiply
    5,638.95x = 8,447.15 × 2,632.94
  4. Step 4: Simplify right side
    5,638.95x = 22,240,835.14
  5. Step 5: Solve for x
    x = 22,240,835.14/5,638.95
  6. Step 6: Final answer
    x = 3,944.14

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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.