Home / 1,835.87-2,753.80-1,510.55

Finding the Fourth Proportional to 1,835.87, 2,753.80 and 1,510.55

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Solution

The fourth proportional to 1,835.87, 2,753.80 and 1,510.55 is: 2,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.87 : 2,753.80 = 1,510.55 : x
  2. Step 2: Convert to fraction form
    1,835.87/2,753.80 = 1,510.55/x
  3. Step 3: Cross multiply
    1,835.87x = 2,753.80 × 1,510.55
  4. Step 4: Simplify right side
    1,835.87x = 4,159,745.37
  5. Step 5: Solve for x
    x = 4,159,745.37/1,835.87
  6. Step 6: Final answer
    x = 2,265.82

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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.