Home / 11,298-16,947.96-3,090

Finding the Fourth Proportional to 11,298, 16,947.96 and 3,090

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Solution

The fourth proportional to 11,298, 16,947.96 and 3,090 is: 4,635.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298 : 16,947.96 = 3,090 : x
  2. Step 2: Convert to fraction form
    11,298/16,947.96 = 3,090/x
  3. Step 3: Cross multiply
    11,298x = 16,947.96 × 3,090
  4. Step 4: Simplify right side
    11,298x = 52,369,196.40
  5. Step 5: Solve for x
    x = 52,369,196.40/11,298
  6. Step 6: Final answer
    x = 4,635.26

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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.