Home / 6,929.19-10,394.60-5,367.11

Finding the Fourth Proportional to 6,929.19, 10,394.60 and 5,367.11

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Solution

The fourth proportional to 6,929.19, 10,394.60 and 5,367.11 is: 8,051.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.19 : 10,394.60 = 5,367.11 : x
  2. Step 2: Convert to fraction form
    6,929.19/10,394.60 = 5,367.11/x
  3. Step 3: Cross multiply
    6,929.19x = 10,394.60 × 5,367.11
  4. Step 4: Simplify right side
    6,929.19x = 55,788,882.80
  5. Step 5: Solve for x
    x = 55,788,882.80/6,929.19
  6. Step 6: Final answer
    x = 8,051.28

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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.