Home / 5,665.14-8,497.44-2,155.95

Finding the Fourth Proportional to 5,665.14, 8,497.44 and 2,155.95

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Solution

The fourth proportional to 5,665.14, 8,497.44 and 2,155.95 is: 3,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.14 : 8,497.44 = 2,155.95 : x
  2. Step 2: Convert to fraction form
    5,665.14/8,497.44 = 2,155.95/x
  3. Step 3: Cross multiply
    5,665.14x = 8,497.44 × 2,155.95
  4. Step 4: Simplify right side
    5,665.14x = 18,320,055.77
  5. Step 5: Solve for x
    x = 18,320,055.77/5,665.14
  6. Step 6: Final answer
    x = 3,233.82

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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.