Home / 8,631.94-12,928.47-6,046.42

Finding the Fourth Proportional to 8,631.94, 12,928.47 and 6,046.42

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Solution

The fourth proportional to 8,631.94, 12,928.47 and 6,046.42 is: 9,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631.94 : 12,928.47 = 6,046.42 : x
  2. Step 2: Convert to fraction form
    8,631.94/12,928.47 = 6,046.42/x
  3. Step 3: Cross multiply
    8,631.94x = 12,928.47 × 6,046.42
  4. Step 4: Simplify right side
    8,631.94x = 78,170,959.58
  5. Step 5: Solve for x
    x = 78,170,959.58/8,631.94
  6. Step 6: Final answer
    x = 9,056.01

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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.