Home / 3,162.06-4,363.65-1,764.90

Finding the Fourth Proportional to 3,162.06, 4,363.65 and 1,764.90

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Solution

The fourth proportional to 3,162.06, 4,363.65 and 1,764.90 is: 2,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.06 : 4,363.65 = 1,764.90 : x
  2. Step 2: Convert to fraction form
    3,162.06/4,363.65 = 1,764.90/x
  3. Step 3: Cross multiply
    3,162.06x = 4,363.65 × 1,764.90
  4. Step 4: Simplify right side
    3,162.06x = 7,701,405.89
  5. Step 5: Solve for x
    x = 7,701,405.89/3,162.06
  6. Step 6: Final answer
    x = 2,435.57

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1.5x scale

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.