Home / 5,945.76-8,899.36-3,168.48

Finding the Fourth Proportional to 5,945.76, 8,899.36 and 3,168.48

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Solution

The fourth proportional to 5,945.76, 8,899.36 and 3,168.48 is: 4,742.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.76 : 8,899.36 = 3,168.48 : x
  2. Step 2: Convert to fraction form
    5,945.76/8,899.36 = 3,168.48/x
  3. Step 3: Cross multiply
    5,945.76x = 8,899.36 × 3,168.48
  4. Step 4: Simplify right side
    5,945.76x = 28,197,444.17
  5. Step 5: Solve for x
    x = 28,197,444.17/5,945.76
  6. Step 6: Final answer
    x = 4,742.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.