Home / 10,164.26-15,246.38-5,235.31

Finding the Fourth Proportional to 10,164.26, 15,246.38 and 5,235.31

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Solution

The fourth proportional to 10,164.26, 15,246.38 and 5,235.31 is: 7,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.26 : 15,246.38 = 5,235.31 : x
  2. Step 2: Convert to fraction form
    10,164.26/15,246.38 = 5,235.31/x
  3. Step 3: Cross multiply
    10,164.26x = 15,246.38 × 5,235.31
  4. Step 4: Simplify right side
    10,164.26x = 79,819,528.38
  5. Step 5: Solve for x
    x = 79,819,528.38/10,164.26
  6. Step 6: Final answer
    x = 7,852.96

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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.