Home / 9,986.44-14,981.49-4,143.52

Finding the Fourth Proportional to 9,986.44, 14,981.49 and 4,143.52

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Solution

The fourth proportional to 9,986.44, 14,981.49 and 4,143.52 is: 6,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.44 : 14,981.49 = 4,143.52 : x
  2. Step 2: Convert to fraction form
    9,986.44/14,981.49 = 4,143.52/x
  3. Step 3: Cross multiply
    9,986.44x = 14,981.49 × 4,143.52
  4. Step 4: Simplify right side
    9,986.44x = 62,076,103.44
  5. Step 5: Solve for x
    x = 62,076,103.44/9,986.44
  6. Step 6: Final answer
    x = 6,216.04

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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.