Home / 8,677.73-11,973.96-5,091.32

Finding the Fourth Proportional to 8,677.73, 11,973.96 and 5,091.32

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Solution

The fourth proportional to 8,677.73, 11,973.96 and 5,091.32 is: 7,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.73 : 11,973.96 = 5,091.32 : x
  2. Step 2: Convert to fraction form
    8,677.73/11,973.96 = 5,091.32/x
  3. Step 3: Cross multiply
    8,677.73x = 11,973.96 × 5,091.32
  4. Step 4: Simplify right side
    8,677.73x = 60,963,291.96
  5. Step 5: Solve for x
    x = 60,963,291.96/8,677.73
  6. Step 6: Final answer
    x = 7,025.26

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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.