Home / 1,730.50-2,595.66-634.48

Finding the Fourth Proportional to 1,730.50, 2,595.66 and 634.48

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Solution

The fourth proportional to 1,730.50, 2,595.66 and 634.48 is: 951.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.50 : 2,595.66 = 634.48 : x
  2. Step 2: Convert to fraction form
    1,730.50/2,595.66 = 634.48/x
  3. Step 3: Cross multiply
    1,730.50x = 2,595.66 × 634.48
  4. Step 4: Simplify right side
    1,730.50x = 1,646,894.36
  5. Step 5: Solve for x
    x = 1,646,894.36/1,730.50
  6. Step 6: Final answer
    x = 951.69

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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.