Home / 1,341.18-2,012.04-475.56

Finding the Fourth Proportional to 1,341.18, 2,012.04 and 475.56

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Solution

The fourth proportional to 1,341.18, 2,012.04 and 475.56 is: 713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.18 : 2,012.04 = 475.56 : x
  2. Step 2: Convert to fraction form
    1,341.18/2,012.04 = 475.56/x
  3. Step 3: Cross multiply
    1,341.18x = 2,012.04 × 475.56
  4. Step 4: Simplify right side
    1,341.18x = 956,845.74
  5. Step 5: Solve for x
    x = 956,845.74/1,341.18
  6. Step 6: Final answer
    x = 713.44

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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.