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Finding the Fourth Proportional to 11,856.95, 17,795.64 and 6,597.21

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Solution

The fourth proportional to 11,856.95, 17,795.64 and 6,597.21 is: 9,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.95 : 17,795.64 = 6,597.21 : x
  2. Step 2: Convert to fraction form
    11,856.95/17,795.64 = 6,597.21/x
  3. Step 3: Cross multiply
    11,856.95x = 17,795.64 × 6,597.21
  4. Step 4: Simplify right side
    11,856.95x = 117,401,574.16
  5. Step 5: Solve for x
    x = 117,401,574.16/11,856.95
  6. Step 6: Final answer
    x = 9,901.50

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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.