Home / 4,118.95-6,177.77-1,485.95

Finding the Fourth Proportional to 4,118.95, 6,177.77 and 1,485.95

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Solution

The fourth proportional to 4,118.95, 6,177.77 and 1,485.95 is: 2,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.95 : 6,177.77 = 1,485.95 : x
  2. Step 2: Convert to fraction form
    4,118.95/6,177.77 = 1,485.95/x
  3. Step 3: Cross multiply
    4,118.95x = 6,177.77 × 1,485.95
  4. Step 4: Simplify right side
    4,118.95x = 9,179,824.59
  5. Step 5: Solve for x
    x = 9,179,824.59/4,118.95
  6. Step 6: Final answer
    x = 2,228.68

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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.