Home / 7,730.36-10,667.97-4,193.60

Finding the Fourth Proportional to 7,730.36, 10,667.97 and 4,193.60

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Solution

The fourth proportional to 7,730.36, 10,667.97 and 4,193.60 is: 5,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.36 : 10,667.97 = 4,193.60 : x
  2. Step 2: Convert to fraction form
    7,730.36/10,667.97 = 4,193.60/x
  3. Step 3: Cross multiply
    7,730.36x = 10,667.97 × 4,193.60
  4. Step 4: Simplify right side
    7,730.36x = 44,737,145.65
  5. Step 5: Solve for x
    x = 44,737,145.65/7,730.36
  6. Step 6: Final answer
    x = 5,787.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.