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Finding the Fourth Proportional to 11,598.41, 17,396.87 and 5,672.99

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Solution

The fourth proportional to 11,598.41, 17,396.87 and 5,672.99 is: 8,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,598.41 : 17,396.87 = 5,672.99 : x
  2. Step 2: Convert to fraction form
    11,598.41/17,396.87 = 5,672.99/x
  3. Step 3: Cross multiply
    11,598.41x = 17,396.87 × 5,672.99
  4. Step 4: Simplify right side
    11,598.41x = 98,692,154.19
  5. Step 5: Solve for x
    x = 98,692,154.19/11,598.41
  6. Step 6: Final answer
    x = 8,509.11

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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.