Home / 10,512.06-14,506.38-5,731.80

Finding the Fourth Proportional to 10,512.06, 14,506.38 and 5,731.80

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Solution

The fourth proportional to 10,512.06, 14,506.38 and 5,731.80 is: 7,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.06 : 14,506.38 = 5,731.80 : x
  2. Step 2: Convert to fraction form
    10,512.06/14,506.38 = 5,731.80/x
  3. Step 3: Cross multiply
    10,512.06x = 14,506.38 × 5,731.80
  4. Step 4: Simplify right side
    10,512.06x = 83,147,668.88
  5. Step 5: Solve for x
    x = 83,147,668.88/10,512.06
  6. Step 6: Final answer
    x = 7,909.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.