Home / 1,746.15-2,409.49-1,000.31

Finding the Fourth Proportional to 1,746.15, 2,409.49 and 1,000.31

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Solution

The fourth proportional to 1,746.15, 2,409.49 and 1,000.31 is: 1,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.15 : 2,409.49 = 1,000.31 : x
  2. Step 2: Convert to fraction form
    1,746.15/2,409.49 = 1,000.31/x
  3. Step 3: Cross multiply
    1,746.15x = 2,409.49 × 1,000.31
  4. Step 4: Simplify right side
    1,746.15x = 2,410,236.94
  5. Step 5: Solve for x
    x = 2,410,236.94/1,746.15
  6. Step 6: Final answer
    x = 1,380.31

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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.