Home / 5,461.32-7,536.96-3,103.86

Finding the Fourth Proportional to 5,461.32, 7,536.96 and 3,103.86

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Solution

The fourth proportional to 5,461.32, 7,536.96 and 3,103.86 is: 4,283.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.32 : 7,536.96 = 3,103.86 : x
  2. Step 2: Convert to fraction form
    5,461.32/7,536.96 = 3,103.86/x
  3. Step 3: Cross multiply
    5,461.32x = 7,536.96 × 3,103.86
  4. Step 4: Simplify right side
    5,461.32x = 23,393,668.67
  5. Step 5: Solve for x
    x = 23,393,668.67/5,461.32
  6. Step 6: Final answer
    x = 4,283.52

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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.