Home / 1,730.12-2,595.36-634.58

Finding the Fourth Proportional to 1,730.12, 2,595.36 and 634.58

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Solution

The fourth proportional to 1,730.12, 2,595.36 and 634.58 is: 951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.12 : 2,595.36 = 634.58 : x
  2. Step 2: Convert to fraction form
    1,730.12/2,595.36 = 634.58/x
  3. Step 3: Cross multiply
    1,730.12x = 2,595.36 × 634.58
  4. Step 4: Simplify right side
    1,730.12x = 1,646,963.55
  5. Step 5: Solve for x
    x = 1,646,963.55/1,730.12
  6. Step 6: Final answer
    x = 951.94

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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.