Home / 1,836.30-2,748.28-1,528.77

Finding the Fourth Proportional to 1,836.30, 2,748.28 and 1,528.77

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Solution

The fourth proportional to 1,836.30, 2,748.28 and 1,528.77 is: 2,288.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.30 : 2,748.28 = 1,528.77 : x
  2. Step 2: Convert to fraction form
    1,836.30/2,748.28 = 1,528.77/x
  3. Step 3: Cross multiply
    1,836.30x = 2,748.28 × 1,528.77
  4. Step 4: Simplify right side
    1,836.30x = 4,201,488.02
  5. Step 5: Solve for x
    x = 4,201,488.02/1,836.30
  6. Step 6: Final answer
    x = 2,288.02

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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.