Home / 4,159.38-6,237.98-1,385.94

Finding the Fourth Proportional to 4,159.38, 6,237.98 and 1,385.94

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Solution

The fourth proportional to 4,159.38, 6,237.98 and 1,385.94 is: 2,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.38 : 6,237.98 = 1,385.94 : x
  2. Step 2: Convert to fraction form
    4,159.38/6,237.98 = 1,385.94/x
  3. Step 3: Cross multiply
    4,159.38x = 6,237.98 × 1,385.94
  4. Step 4: Simplify right side
    4,159.38x = 8,645,466.00
  5. Step 5: Solve for x
    x = 8,645,466.00/4,159.38
  6. Step 6: Final answer
    x = 2,078.55

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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.