Home / 1,536.18-2,302.08-1,491.78

Finding the Fourth Proportional to 1,536.18, 2,302.08 and 1,491.78

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Solution

The fourth proportional to 1,536.18, 2,302.08 and 1,491.78 is: 2,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.18 : 2,302.08 = 1,491.78 : x
  2. Step 2: Convert to fraction form
    1,536.18/2,302.08 = 1,491.78/x
  3. Step 3: Cross multiply
    1,536.18x = 2,302.08 × 1,491.78
  4. Step 4: Simplify right side
    1,536.18x = 3,434,196.90
  5. Step 5: Solve for x
    x = 3,434,196.90/1,536.18
  6. Step 6: Final answer
    x = 2,235.54

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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.