Home / 1,898.90-2,843.38-1,526.72

Finding the Fourth Proportional to 1,898.90, 2,843.38 and 1,526.72

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Solution

The fourth proportional to 1,898.90, 2,843.38 and 1,526.72 is: 2,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.90 : 2,843.38 = 1,526.72 : x
  2. Step 2: Convert to fraction form
    1,898.90/2,843.38 = 1,526.72/x
  3. Step 3: Cross multiply
    1,898.90x = 2,843.38 × 1,526.72
  4. Step 4: Simplify right side
    1,898.90x = 4,341,045.11
  5. Step 5: Solve for x
    x = 4,341,045.11/1,898.90
  6. Step 6: Final answer
    x = 2,286.08

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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.