Home / 1,829.45-2,746.20-1,007.75

Finding the Fourth Proportional to 1,829.45, 2,746.20 and 1,007.75

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Solution

The fourth proportional to 1,829.45, 2,746.20 and 1,007.75 is: 1,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.45 : 2,746.20 = 1,007.75 : x
  2. Step 2: Convert to fraction form
    1,829.45/2,746.20 = 1,007.75/x
  3. Step 3: Cross multiply
    1,829.45x = 2,746.20 × 1,007.75
  4. Step 4: Simplify right side
    1,829.45x = 2,767,483.05
  5. Step 5: Solve for x
    x = 2,767,483.05/1,829.45
  6. Step 6: Final answer
    x = 1,512.74

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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.