Home / 11,210.17-16,814.65-3,418.38

Finding the Fourth Proportional to 11,210.17, 16,814.65 and 3,418.38

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Solution

The fourth proportional to 11,210.17, 16,814.65 and 3,418.38 is: 5,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.17 : 16,814.65 = 3,418.38 : x
  2. Step 2: Convert to fraction form
    11,210.17/16,814.65 = 3,418.38/x
  3. Step 3: Cross multiply
    11,210.17x = 16,814.65 × 3,418.38
  4. Step 4: Simplify right side
    11,210.17x = 57,478,863.27
  5. Step 5: Solve for x
    x = 57,478,863.27/11,210.17
  6. Step 6: Final answer
    x = 5,127.39

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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.