Home / 1,833.18-2,529.84-1,087.98

Finding the Fourth Proportional to 1,833.18, 2,529.84 and 1,087.98

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Solution

The fourth proportional to 1,833.18, 2,529.84 and 1,087.98 is: 1,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.18 : 2,529.84 = 1,087.98 : x
  2. Step 2: Convert to fraction form
    1,833.18/2,529.84 = 1,087.98/x
  3. Step 3: Cross multiply
    1,833.18x = 2,529.84 × 1,087.98
  4. Step 4: Simplify right side
    1,833.18x = 2,752,415.32
  5. Step 5: Solve for x
    x = 2,752,415.32/1,833.18
  6. Step 6: Final answer
    x = 1,501.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.