Home / 11,248.30-16,862.43-5,698.79

Finding the Fourth Proportional to 11,248.30, 16,862.43 and 5,698.79

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Solution

The fourth proportional to 11,248.30, 16,862.43 and 5,698.79 is: 8,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.30 : 16,862.43 = 5,698.79 : x
  2. Step 2: Convert to fraction form
    11,248.30/16,862.43 = 5,698.79/x
  3. Step 3: Cross multiply
    11,248.30x = 16,862.43 × 5,698.79
  4. Step 4: Simplify right side
    11,248.30x = 96,095,447.46
  5. Step 5: Solve for x
    x = 96,095,447.46/11,248.30
  6. Step 6: Final answer
    x = 8,543.11

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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.