Home / 2,810.35-4,211.88-1,884.52

Finding the Fourth Proportional to 2,810.35, 4,211.88 and 1,884.52

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Solution

The fourth proportional to 2,810.35, 4,211.88 and 1,884.52 is: 2,824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.35 : 4,211.88 = 1,884.52 : x
  2. Step 2: Convert to fraction form
    2,810.35/4,211.88 = 1,884.52/x
  3. Step 3: Cross multiply
    2,810.35x = 4,211.88 × 1,884.52
  4. Step 4: Simplify right side
    2,810.35x = 7,937,372.10
  5. Step 5: Solve for x
    x = 7,937,372.10/2,810.35
  6. Step 6: Final answer
    x = 2,824.34

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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.