Home / 12,560.66-18,840.80-4,246.52

Finding the Fourth Proportional to 12,560.66, 18,840.80 and 4,246.52

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Solution

The fourth proportional to 12,560.66, 18,840.80 and 4,246.52 is: 6,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.66 : 18,840.80 = 4,246.52 : x
  2. Step 2: Convert to fraction form
    12,560.66/18,840.80 = 4,246.52/x
  3. Step 3: Cross multiply
    12,560.66x = 18,840.80 × 4,246.52
  4. Step 4: Simplify right side
    12,560.66x = 80,007,718.58
  5. Step 5: Solve for x
    x = 80,007,718.58/12,560.66
  6. Step 6: Final answer
    x = 6,369.71

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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.