Home / 8,827.08-12,172.80-5,962.10

Finding the Fourth Proportional to 8,827.08, 12,172.80 and 5,962.10

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Solution

The fourth proportional to 8,827.08, 12,172.80 and 5,962.10 is: 8,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.08 : 12,172.80 = 5,962.10 : x
  2. Step 2: Convert to fraction form
    8,827.08/12,172.80 = 5,962.10/x
  3. Step 3: Cross multiply
    8,827.08x = 12,172.80 × 5,962.10
  4. Step 4: Simplify right side
    8,827.08x = 72,575,450.88
  5. Step 5: Solve for x
    x = 72,575,450.88/8,827.08
  6. Step 6: Final answer
    x = 8,221.91

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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.