Home / 10,968.42-16,429.02-6,275.25

Finding the Fourth Proportional to 10,968.42, 16,429.02 and 6,275.25

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Solution

The fourth proportional to 10,968.42, 16,429.02 and 6,275.25 is: 9,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.42 : 16,429.02 = 6,275.25 : x
  2. Step 2: Convert to fraction form
    10,968.42/16,429.02 = 6,275.25/x
  3. Step 3: Cross multiply
    10,968.42x = 16,429.02 × 6,275.25
  4. Step 4: Simplify right side
    10,968.42x = 103,096,207.76
  5. Step 5: Solve for x
    x = 103,096,207.76/10,968.42
  6. Step 6: Final answer
    x = 9,399.37

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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.