Home / 8,944.54-12,341.60-5,167.64

Finding the Fourth Proportional to 8,944.54, 12,341.60 and 5,167.64

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Solution

The fourth proportional to 8,944.54, 12,341.60 and 5,167.64 is: 7,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.54 : 12,341.60 = 5,167.64 : x
  2. Step 2: Convert to fraction form
    8,944.54/12,341.60 = 5,167.64/x
  3. Step 3: Cross multiply
    8,944.54x = 12,341.60 × 5,167.64
  4. Step 4: Simplify right side
    8,944.54x = 63,776,945.82
  5. Step 5: Solve for x
    x = 63,776,945.82/8,944.54
  6. Step 6: Final answer
    x = 7,130.27

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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.