Home / 9,977.16-14,967.36-3,402.68

Finding the Fourth Proportional to 9,977.16, 14,967.36 and 3,402.68

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Solution

The fourth proportional to 9,977.16, 14,967.36 and 3,402.68 is: 5,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.16 : 14,967.36 = 3,402.68 : x
  2. Step 2: Convert to fraction form
    9,977.16/14,967.36 = 3,402.68/x
  3. Step 3: Cross multiply
    9,977.16x = 14,967.36 × 3,402.68
  4. Step 4: Simplify right side
    9,977.16x = 50,929,136.52
  5. Step 5: Solve for x
    x = 50,929,136.52/9,977.16
  6. Step 6: Final answer
    x = 5,104.57

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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.