Home / 8,962.76-12,363.36-5,821.04

Finding the Fourth Proportional to 8,962.76, 12,363.36 and 5,821.04

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Solution

The fourth proportional to 8,962.76, 12,363.36 and 5,821.04 is: 8,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.76 : 12,363.36 = 5,821.04 : x
  2. Step 2: Convert to fraction form
    8,962.76/12,363.36 = 5,821.04/x
  3. Step 3: Cross multiply
    8,962.76x = 12,363.36 × 5,821.04
  4. Step 4: Simplify right side
    8,962.76x = 71,967,613.09
  5. Step 5: Solve for x
    x = 71,967,613.09/8,962.76
  6. Step 6: Final answer
    x = 8,029.63

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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.