Home / 5,461.20-7,536.24-3,223.20

Finding the Fourth Proportional to 5,461.20, 7,536.24 and 3,223.20

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Solution

The fourth proportional to 5,461.20, 7,536.24 and 3,223.20 is: 4,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.20 : 7,536.24 = 3,223.20 : x
  2. Step 2: Convert to fraction form
    5,461.20/7,536.24 = 3,223.20/x
  3. Step 3: Cross multiply
    5,461.20x = 7,536.24 × 3,223.20
  4. Step 4: Simplify right side
    5,461.20x = 24,290,808.77
  5. Step 5: Solve for x
    x = 24,290,808.77/5,461.20
  6. Step 6: Final answer
    x = 4,447.89

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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.