Home / 10,230.36-15,320.90-6,933.47

Finding the Fourth Proportional to 10,230.36, 15,320.90 and 6,933.47

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Solution

The fourth proportional to 10,230.36, 15,320.90 and 6,933.47 is: 10,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.36 : 15,320.90 = 6,933.47 : x
  2. Step 2: Convert to fraction form
    10,230.36/15,320.90 = 6,933.47/x
  3. Step 3: Cross multiply
    10,230.36x = 15,320.90 × 6,933.47
  4. Step 4: Simplify right side
    10,230.36x = 106,226,889.25
  5. Step 5: Solve for x
    x = 106,226,889.25/10,230.36
  6. Step 6: Final answer
    x = 10,383.49

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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.