Home / 10,668.03-15,995.20-4,432.35

Finding the Fourth Proportional to 10,668.03, 15,995.20 and 4,432.35

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Solution

The fourth proportional to 10,668.03, 15,995.20 and 4,432.35 is: 6,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.03 : 15,995.20 = 4,432.35 : x
  2. Step 2: Convert to fraction form
    10,668.03/15,995.20 = 4,432.35/x
  3. Step 3: Cross multiply
    10,668.03x = 15,995.20 × 4,432.35
  4. Step 4: Simplify right side
    10,668.03x = 70,896,324.72
  5. Step 5: Solve for x
    x = 70,896,324.72/10,668.03
  6. Step 6: Final answer
    x = 6,645.68

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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.