Home / 5,549.32-8,322.56-1,652.81

Finding the Fourth Proportional to 5,549.32, 8,322.56 and 1,652.81

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Solution

The fourth proportional to 5,549.32, 8,322.56 and 1,652.81 is: 2,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.32 : 8,322.56 = 1,652.81 : x
  2. Step 2: Convert to fraction form
    5,549.32/8,322.56 = 1,652.81/x
  3. Step 3: Cross multiply
    5,549.32x = 8,322.56 × 1,652.81
  4. Step 4: Simplify right side
    5,549.32x = 13,755,622.94
  5. Step 5: Solve for x
    x = 13,755,622.94/5,549.32
  6. Step 6: Final answer
    x = 2,478.80

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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.