Home / 1,472.77-2,031.24-1,295.35

Finding the Fourth Proportional to 1,472.77, 2,031.24 and 1,295.35

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Solution

The fourth proportional to 1,472.77, 2,031.24 and 1,295.35 is: 1,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.77 : 2,031.24 = 1,295.35 : x
  2. Step 2: Convert to fraction form
    1,472.77/2,031.24 = 1,295.35/x
  3. Step 3: Cross multiply
    1,472.77x = 2,031.24 × 1,295.35
  4. Step 4: Simplify right side
    1,472.77x = 2,631,166.73
  5. Step 5: Solve for x
    x = 2,631,166.73/1,472.77
  6. Step 6: Final answer
    x = 1,786.54

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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.