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Finding the Fourth Proportional to 10,599.89, 15,896.77 and 4,274.77

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Solution

The fourth proportional to 10,599.89, 15,896.77 and 4,274.77 is: 6,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,599.89 : 15,896.77 = 4,274.77 : x
  2. Step 2: Convert to fraction form
    10,599.89/15,896.77 = 4,274.77/x
  3. Step 3: Cross multiply
    10,599.89x = 15,896.77 × 4,274.77
  4. Step 4: Simplify right side
    10,599.89x = 67,955,035.49
  5. Step 5: Solve for x
    x = 67,955,035.49/10,599.89
  6. Step 6: Final answer
    x = 6,410.92

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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.