Home / 2,829.63-4,248.78-2,704.84

Finding the Fourth Proportional to 2,829.63, 4,248.78 and 2,704.84

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Solution

The fourth proportional to 2,829.63, 4,248.78 and 2,704.84 is: 4,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.63 : 4,248.78 = 2,704.84 : x
  2. Step 2: Convert to fraction form
    2,829.63/4,248.78 = 2,704.84/x
  3. Step 3: Cross multiply
    2,829.63x = 4,248.78 × 2,704.84
  4. Step 4: Simplify right side
    2,829.63x = 11,492,270.10
  5. Step 5: Solve for x
    x = 11,492,270.10/2,829.63
  6. Step 6: Final answer
    x = 4,061.40

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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.