Home / 11,539.97-15,925.62-6,504.40

Finding the Fourth Proportional to 11,539.97, 15,925.62 and 6,504.40

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Solution

The fourth proportional to 11,539.97, 15,925.62 and 6,504.40 is: 8,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.97 : 15,925.62 = 6,504.40 : x
  2. Step 2: Convert to fraction form
    11,539.97/15,925.62 = 6,504.40/x
  3. Step 3: Cross multiply
    11,539.97x = 15,925.62 × 6,504.40
  4. Step 4: Simplify right side
    11,539.97x = 103,586,602.73
  5. Step 5: Solve for x
    x = 103,586,602.73/11,539.97
  6. Step 6: Final answer
    x = 8,976.33

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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.