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Finding the Fourth Proportional to 10,173.84, 15,266.52 and 4,329.84

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Solution

The fourth proportional to 10,173.84, 15,266.52 and 4,329.84 is: 6,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.84 : 15,266.52 = 4,329.84 : x
  2. Step 2: Convert to fraction form
    10,173.84/15,266.52 = 4,329.84/x
  3. Step 3: Cross multiply
    10,173.84x = 15,266.52 × 4,329.84
  4. Step 4: Simplify right side
    10,173.84x = 66,101,588.96
  5. Step 5: Solve for x
    x = 66,101,588.96/10,173.84
  6. Step 6: Final answer
    x = 6,497.21

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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.