Home / 1,573.43-2,356.49-1,264.41

Finding the Fourth Proportional to 1,573.43, 2,356.49 and 1,264.41

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Solution

The fourth proportional to 1,573.43, 2,356.49 and 1,264.41 is: 1,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.43 : 2,356.49 = 1,264.41 : x
  2. Step 2: Convert to fraction form
    1,573.43/2,356.49 = 1,264.41/x
  3. Step 3: Cross multiply
    1,573.43x = 2,356.49 × 1,264.41
  4. Step 4: Simplify right side
    1,573.43x = 2,979,572.68
  5. Step 5: Solve for x
    x = 2,979,572.68/1,573.43
  6. Step 6: Final answer
    x = 1,893.69

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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.