Home / 11,322.10-16,977.68-4,746.52

Finding the Fourth Proportional to 11,322.10, 16,977.68 and 4,746.52

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Solution

The fourth proportional to 11,322.10, 16,977.68 and 4,746.52 is: 7,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.10 : 16,977.68 = 4,746.52 : x
  2. Step 2: Convert to fraction form
    11,322.10/16,977.68 = 4,746.52/x
  3. Step 3: Cross multiply
    11,322.10x = 16,977.68 × 4,746.52
  4. Step 4: Simplify right side
    11,322.10x = 80,584,812.79
  5. Step 5: Solve for x
    x = 80,584,812.79/11,322.10
  6. Step 6: Final answer
    x = 7,117.48

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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.