Home / 1,825.31-2,738.41-526.77

Finding the Fourth Proportional to 1,825.31, 2,738.41 and 526.77

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Solution

The fourth proportional to 1,825.31, 2,738.41 and 526.77 is: 790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.31 : 2,738.41 = 526.77 : x
  2. Step 2: Convert to fraction form
    1,825.31/2,738.41 = 526.77/x
  3. Step 3: Cross multiply
    1,825.31x = 2,738.41 × 526.77
  4. Step 4: Simplify right side
    1,825.31x = 1,442,510.92
  5. Step 5: Solve for x
    x = 1,442,510.92/1,825.31
  6. Step 6: Final answer
    x = 790.28

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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.