Home / 2,932.18-4,041.87-2,185

Finding the Fourth Proportional to 2,932.18, 4,041.87 and 2,185

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Solution

The fourth proportional to 2,932.18, 4,041.87 and 2,185 is: 3,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.18 : 4,041.87 = 2,185 : x
  2. Step 2: Convert to fraction form
    2,932.18/4,041.87 = 2,185/x
  3. Step 3: Cross multiply
    2,932.18x = 4,041.87 × 2,185
  4. Step 4: Simplify right side
    2,932.18x = 8,831,485.95
  5. Step 5: Solve for x
    x = 8,831,485.95/2,932.18
  6. Step 6: Final answer
    x = 3,011.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.