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Finding the Fourth Proportional to 11,573.88, 15,972.93 and 6,539.02

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Solution

The fourth proportional to 11,573.88, 15,972.93 and 6,539.02 is: 9,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.88 : 15,972.93 = 6,539.02 : x
  2. Step 2: Convert to fraction form
    11,573.88/15,972.93 = 6,539.02/x
  3. Step 3: Cross multiply
    11,573.88x = 15,972.93 × 6,539.02
  4. Step 4: Simplify right side
    11,573.88x = 104,447,308.73
  5. Step 5: Solve for x
    x = 104,447,308.73/11,573.88
  6. Step 6: Final answer
    x = 9,024.40

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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.