Home / 2,077.38-3,113.10-1,525.23

Finding the Fourth Proportional to 2,077.38, 3,113.10 and 1,525.23

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Solution

The fourth proportional to 2,077.38, 3,113.10 and 1,525.23 is: 2,285.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.38 : 3,113.10 = 1,525.23 : x
  2. Step 2: Convert to fraction form
    2,077.38/3,113.10 = 1,525.23/x
  3. Step 3: Cross multiply
    2,077.38x = 3,113.10 × 1,525.23
  4. Step 4: Simplify right side
    2,077.38x = 4,748,193.51
  5. Step 5: Solve for x
    x = 4,748,193.51/2,077.38
  6. Step 6: Final answer
    x = 2,285.66

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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.