Home / 6,312.71-9,456.92-3,530.94

Finding the Fourth Proportional to 6,312.71, 9,456.92 and 3,530.94

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Solution

The fourth proportional to 6,312.71, 9,456.92 and 3,530.94 is: 5,289.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.71 : 9,456.92 = 3,530.94 : x
  2. Step 2: Convert to fraction form
    6,312.71/9,456.92 = 3,530.94/x
  3. Step 3: Cross multiply
    6,312.71x = 9,456.92 × 3,530.94
  4. Step 4: Simplify right side
    6,312.71x = 33,391,799.45
  5. Step 5: Solve for x
    x = 33,391,799.45/6,312.71
  6. Step 6: Final answer
    x = 5,289.62

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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.