Home / 2,070.77-3,107.18-1,525.37

Finding the Fourth Proportional to 2,070.77, 3,107.18 and 1,525.37

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Solution

The fourth proportional to 2,070.77, 3,107.18 and 1,525.37 is: 2,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.77 : 3,107.18 = 1,525.37 : x
  2. Step 2: Convert to fraction form
    2,070.77/3,107.18 = 1,525.37/x
  3. Step 3: Cross multiply
    2,070.77x = 3,107.18 × 1,525.37
  4. Step 4: Simplify right side
    2,070.77x = 4,739,610.74
  5. Step 5: Solve for x
    x = 4,739,610.74/2,070.77
  6. Step 6: Final answer
    x = 2,288.81

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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.