Home / 6,722.28-9,277.14-4,070.36

Finding the Fourth Proportional to 6,722.28, 9,277.14 and 4,070.36

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Solution

The fourth proportional to 6,722.28, 9,277.14 and 4,070.36 is: 5,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.28 : 9,277.14 = 4,070.36 : x
  2. Step 2: Convert to fraction form
    6,722.28/9,277.14 = 4,070.36/x
  3. Step 3: Cross multiply
    6,722.28x = 9,277.14 × 4,070.36
  4. Step 4: Simplify right side
    6,722.28x = 37,761,299.57
  5. Step 5: Solve for x
    x = 37,761,299.57/6,722.28
  6. Step 6: Final answer
    x = 5,617.34

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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.