Home / 8,847.88-12,210.52-5,071.48

Finding the Fourth Proportional to 8,847.88, 12,210.52 and 5,071.48

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Solution

The fourth proportional to 8,847.88, 12,210.52 and 5,071.48 is: 6,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.88 : 12,210.52 = 5,071.48 : x
  2. Step 2: Convert to fraction form
    8,847.88/12,210.52 = 5,071.48/x
  3. Step 3: Cross multiply
    8,847.88x = 12,210.52 × 5,071.48
  4. Step 4: Simplify right side
    8,847.88x = 61,925,407.97
  5. Step 5: Solve for x
    x = 61,925,407.97/8,847.88
  6. Step 6: Final answer
    x = 6,998.90

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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.