Home / 6,942.52-9,580.66-4,148.04

Finding the Fourth Proportional to 6,942.52, 9,580.66 and 4,148.04

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Solution

The fourth proportional to 6,942.52, 9,580.66 and 4,148.04 is: 5,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.52 : 9,580.66 = 4,148.04 : x
  2. Step 2: Convert to fraction form
    6,942.52/9,580.66 = 4,148.04/x
  3. Step 3: Cross multiply
    6,942.52x = 9,580.66 × 4,148.04
  4. Step 4: Simplify right side
    6,942.52x = 39,740,960.91
  5. Step 5: Solve for x
    x = 39,740,960.91/6,942.52
  6. Step 6: Final answer
    x = 5,724.28

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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.