Home / 6,518.92-8,996.03-3,534.72

Finding the Fourth Proportional to 6,518.92, 8,996.03 and 3,534.72

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Solution

The fourth proportional to 6,518.92, 8,996.03 and 3,534.72 is: 4,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.92 : 8,996.03 = 3,534.72 : x
  2. Step 2: Convert to fraction form
    6,518.92/8,996.03 = 3,534.72/x
  3. Step 3: Cross multiply
    6,518.92x = 8,996.03 × 3,534.72
  4. Step 4: Simplify right side
    6,518.92x = 31,798,447.16
  5. Step 5: Solve for x
    x = 31,798,447.16/6,518.92
  6. Step 6: Final answer
    x = 4,877.87

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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.