Home / 6,755.64-10,133.58-3,638.20

Finding the Fourth Proportional to 6,755.64, 10,133.58 and 3,638.20

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Solution

The fourth proportional to 6,755.64, 10,133.58 and 3,638.20 is: 5,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.64 : 10,133.58 = 3,638.20 : x
  2. Step 2: Convert to fraction form
    6,755.64/10,133.58 = 3,638.20/x
  3. Step 3: Cross multiply
    6,755.64x = 10,133.58 × 3,638.20
  4. Step 4: Simplify right side
    6,755.64x = 36,867,990.76
  5. Step 5: Solve for x
    x = 36,867,990.76/6,755.64
  6. Step 6: Final answer
    x = 5,457.36

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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.