Home / 1,472.63-2,206.73-1,333.71

Finding the Fourth Proportional to 1,472.63, 2,206.73 and 1,333.71

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Solution

The fourth proportional to 1,472.63, 2,206.73 and 1,333.71 is: 1,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.63 : 2,206.73 = 1,333.71 : x
  2. Step 2: Convert to fraction form
    1,472.63/2,206.73 = 1,333.71/x
  3. Step 3: Cross multiply
    1,472.63x = 2,206.73 × 1,333.71
  4. Step 4: Simplify right side
    1,472.63x = 2,943,131.20
  5. Step 5: Solve for x
    x = 2,943,131.20/1,472.63
  6. Step 6: Final answer
    x = 1,998.56

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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.