Home / 7,177.46-9,905.04-4,033.58

Finding the Fourth Proportional to 7,177.46, 9,905.04 and 4,033.58

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Solution

The fourth proportional to 7,177.46, 9,905.04 and 4,033.58 is: 5,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.46 : 9,905.04 = 4,033.58 : x
  2. Step 2: Convert to fraction form
    7,177.46/9,905.04 = 4,033.58/x
  3. Step 3: Cross multiply
    7,177.46x = 9,905.04 × 4,033.58
  4. Step 4: Simplify right side
    7,177.46x = 39,952,771.24
  5. Step 5: Solve for x
    x = 39,952,771.24/7,177.46
  6. Step 6: Final answer
    x = 5,566.42

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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.