Home / 8,829.14-12,186.32-5,054.48

Finding the Fourth Proportional to 8,829.14, 12,186.32 and 5,054.48

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Solution

The fourth proportional to 8,829.14, 12,186.32 and 5,054.48 is: 6,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.14 : 12,186.32 = 5,054.48 : x
  2. Step 2: Convert to fraction form
    8,829.14/12,186.32 = 5,054.48/x
  3. Step 3: Cross multiply
    8,829.14x = 12,186.32 × 5,054.48
  4. Step 4: Simplify right side
    8,829.14x = 61,595,538.76
  5. Step 5: Solve for x
    x = 61,595,538.76/8,829.14
  6. Step 6: Final answer
    x = 6,976.40

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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.