Home / 11,007.88-15,185.96-6,531.82

Finding the Fourth Proportional to 11,007.88, 15,185.96 and 6,531.82

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Solution

The fourth proportional to 11,007.88, 15,185.96 and 6,531.82 is: 9,011.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.88 : 15,185.96 = 6,531.82 : x
  2. Step 2: Convert to fraction form
    11,007.88/15,185.96 = 6,531.82/x
  3. Step 3: Cross multiply
    11,007.88x = 15,185.96 × 6,531.82
  4. Step 4: Simplify right side
    11,007.88x = 99,191,957.25
  5. Step 5: Solve for x
    x = 99,191,957.25/11,007.88
  6. Step 6: Final answer
    x = 9,011.00

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1.5x scale

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.