Home / 7,536.55-11,305.50-1,989.82

Finding the Fourth Proportional to 7,536.55, 11,305.50 and 1,989.82

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Solution

The fourth proportional to 7,536.55, 11,305.50 and 1,989.82 is: 2,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.55 : 11,305.50 = 1,989.82 : x
  2. Step 2: Convert to fraction form
    7,536.55/11,305.50 = 1,989.82/x
  3. Step 3: Cross multiply
    7,536.55x = 11,305.50 × 1,989.82
  4. Step 4: Simplify right side
    7,536.55x = 22,495,910.01
  5. Step 5: Solve for x
    x = 22,495,910.01/7,536.55
  6. Step 6: Final answer
    x = 2,984.91

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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.