Home / 2,810.60-4,217.10-1,167.51

Finding the Fourth Proportional to 2,810.60, 4,217.10 and 1,167.51

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Solution

The fourth proportional to 2,810.60, 4,217.10 and 1,167.51 is: 1,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.60 : 4,217.10 = 1,167.51 : x
  2. Step 2: Convert to fraction form
    2,810.60/4,217.10 = 1,167.51/x
  3. Step 3: Cross multiply
    2,810.60x = 4,217.10 × 1,167.51
  4. Step 4: Simplify right side
    2,810.60x = 4,923,506.42
  5. Step 5: Solve for x
    x = 4,923,506.42/2,810.60
  6. Step 6: Final answer
    x = 1,751.77

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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.