Home / 4,802.55-7,200.84-1,877.43

Finding the Fourth Proportional to 4,802.55, 7,200.84 and 1,877.43

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Solution

The fourth proportional to 4,802.55, 7,200.84 and 1,877.43 is: 2,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.55 : 7,200.84 = 1,877.43 : x
  2. Step 2: Convert to fraction form
    4,802.55/7,200.84 = 1,877.43/x
  3. Step 3: Cross multiply
    4,802.55x = 7,200.84 × 1,877.43
  4. Step 4: Simplify right side
    4,802.55x = 13,519,073.04
  5. Step 5: Solve for x
    x = 13,519,073.04/4,802.55
  6. Step 6: Final answer
    x = 2,814.98

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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.