Home / 1,807.18-2,709.25-882.26

Finding the Fourth Proportional to 1,807.18, 2,709.25 and 882.26

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Solution

The fourth proportional to 1,807.18, 2,709.25 and 882.26 is: 1,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.18 : 2,709.25 = 882.26 : x
  2. Step 2: Convert to fraction form
    1,807.18/2,709.25 = 882.26/x
  3. Step 3: Cross multiply
    1,807.18x = 2,709.25 × 882.26
  4. Step 4: Simplify right side
    1,807.18x = 2,390,262.91
  5. Step 5: Solve for x
    x = 2,390,262.91/1,807.18
  6. Step 6: Final answer
    x = 1,322.65

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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.