Home / 11,539.98-17,295.26-5,618.30

Finding the Fourth Proportional to 11,539.98, 17,295.26 and 5,618.30

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Solution

The fourth proportional to 11,539.98, 17,295.26 and 5,618.30 is: 8,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.98 : 17,295.26 = 5,618.30 : x
  2. Step 2: Convert to fraction form
    11,539.98/17,295.26 = 5,618.30/x
  3. Step 3: Cross multiply
    11,539.98x = 17,295.26 × 5,618.30
  4. Step 4: Simplify right side
    11,539.98x = 97,169,844.69
  5. Step 5: Solve for x
    x = 97,169,844.69/11,539.98
  6. Step 6: Final answer
    x = 8,420.28

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1.5x scale

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.