Home / 2,461.16-3,692.36-729.76

Finding the Fourth Proportional to 2,461.16, 3,692.36 and 729.76

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Solution

The fourth proportional to 2,461.16, 3,692.36 and 729.76 is: 1,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.16 : 3,692.36 = 729.76 : x
  2. Step 2: Convert to fraction form
    2,461.16/3,692.36 = 729.76/x
  3. Step 3: Cross multiply
    2,461.16x = 3,692.36 × 729.76
  4. Step 4: Simplify right side
    2,461.16x = 2,694,536.63
  5. Step 5: Solve for x
    x = 2,694,536.63/2,461.16
  6. Step 6: Final answer
    x = 1,094.82

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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.