Home / 10,243.52-15,358.56-3,666.32

Finding the Fourth Proportional to 10,243.52, 15,358.56 and 3,666.32

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Solution

The fourth proportional to 10,243.52, 15,358.56 and 3,666.32 is: 5,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.52 : 15,358.56 = 3,666.32 : x
  2. Step 2: Convert to fraction form
    10,243.52/15,358.56 = 3,666.32/x
  3. Step 3: Cross multiply
    10,243.52x = 15,358.56 × 3,666.32
  4. Step 4: Simplify right side
    10,243.52x = 56,309,395.70
  5. Step 5: Solve for x
    x = 56,309,395.70/10,243.52
  6. Step 6: Final answer
    x = 5,497.07

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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.