Home / 6,975.12-9,624.88-4,141.48

Finding the Fourth Proportional to 6,975.12, 9,624.88 and 4,141.48

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Solution

The fourth proportional to 6,975.12, 9,624.88 and 4,141.48 is: 5,714.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.12 : 9,624.88 = 4,141.48 : x
  2. Step 2: Convert to fraction form
    6,975.12/9,624.88 = 4,141.48/x
  3. Step 3: Cross multiply
    6,975.12x = 9,624.88 × 4,141.48
  4. Step 4: Simplify right side
    6,975.12x = 39,861,248.02
  5. Step 5: Solve for x
    x = 39,861,248.02/6,975.12
  6. Step 6: Final answer
    x = 5,714.78

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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.