Home / 7,935.35-11,903.40-6,546.11

Finding the Fourth Proportional to 7,935.35, 11,903.40 and 6,546.11

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Solution

The fourth proportional to 7,935.35, 11,903.40 and 6,546.11 is: 9,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.35 : 11,903.40 = 6,546.11 : x
  2. Step 2: Convert to fraction form
    7,935.35/11,903.40 = 6,546.11/x
  3. Step 3: Cross multiply
    7,935.35x = 11,903.40 × 6,546.11
  4. Step 4: Simplify right side
    7,935.35x = 77,920,973.21
  5. Step 5: Solve for x
    x = 77,920,973.21/7,935.35
  6. Step 6: Final answer
    x = 9,819.47

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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.