Home / 10,160.91-15,235.90-3,582.23

Finding the Fourth Proportional to 10,160.91, 15,235.90 and 3,582.23

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Solution

The fourth proportional to 10,160.91, 15,235.90 and 3,582.23 is: 5,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.91 : 15,235.90 = 3,582.23 : x
  2. Step 2: Convert to fraction form
    10,160.91/15,235.90 = 3,582.23/x
  3. Step 3: Cross multiply
    10,160.91x = 15,235.90 × 3,582.23
  4. Step 4: Simplify right side
    10,160.91x = 54,578,412.92
  5. Step 5: Solve for x
    x = 54,578,412.92/10,160.91
  6. Step 6: Final answer
    x = 5,371.41

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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.