Home / 1,104.24-1,525.35-882.90

Finding the Fourth Proportional to 1,104.24, 1,525.35 and 882.90

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Solution

The fourth proportional to 1,104.24, 1,525.35 and 882.90 is: 1,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.24 : 1,525.35 = 882.90 : x
  2. Step 2: Convert to fraction form
    1,104.24/1,525.35 = 882.90/x
  3. Step 3: Cross multiply
    1,104.24x = 1,525.35 × 882.90
  4. Step 4: Simplify right side
    1,104.24x = 1,346,731.52
  5. Step 5: Solve for x
    x = 1,346,731.52/1,104.24
  6. Step 6: Final answer
    x = 1,219.60

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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.