Home / 3,435.15-4,740.74-1,942.53

Finding the Fourth Proportional to 3,435.15, 4,740.74 and 1,942.53

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Solution

The fourth proportional to 3,435.15, 4,740.74 and 1,942.53 is: 2,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.15 : 4,740.74 = 1,942.53 : x
  2. Step 2: Convert to fraction form
    3,435.15/4,740.74 = 1,942.53/x
  3. Step 3: Cross multiply
    3,435.15x = 4,740.74 × 1,942.53
  4. Step 4: Simplify right side
    3,435.15x = 9,209,029.67
  5. Step 5: Solve for x
    x = 9,209,029.67/3,435.15
  6. Step 6: Final answer
    x = 2,680.82

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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.