Home / 4,120.63-6,182.06-1,346.93

Finding the Fourth Proportional to 4,120.63, 6,182.06 and 1,346.93

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Solution

The fourth proportional to 4,120.63, 6,182.06 and 1,346.93 is: 2,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.63 : 6,182.06 = 1,346.93 : x
  2. Step 2: Convert to fraction form
    4,120.63/6,182.06 = 1,346.93/x
  3. Step 3: Cross multiply
    4,120.63x = 6,182.06 × 1,346.93
  4. Step 4: Simplify right side
    4,120.63x = 8,326,787.61
  5. Step 5: Solve for x
    x = 8,326,787.61/4,120.63
  6. Step 6: Final answer
    x = 2,020.76

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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.