Home / 8,840.22-12,200.31-4,862.12

Finding the Fourth Proportional to 8,840.22, 12,200.31 and 4,862.12

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Solution

The fourth proportional to 8,840.22, 12,200.31 and 4,862.12 is: 6,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.22 : 12,200.31 = 4,862.12 : x
  2. Step 2: Convert to fraction form
    8,840.22/12,200.31 = 4,862.12/x
  3. Step 3: Cross multiply
    8,840.22x = 12,200.31 × 4,862.12
  4. Step 4: Simplify right side
    8,840.22x = 59,319,310.26
  5. Step 5: Solve for x
    x = 59,319,310.26/8,840.22
  6. Step 6: Final answer
    x = 6,710.16

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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.