Home / 11,210.76-16,817.99-3,417.75

Finding the Fourth Proportional to 11,210.76, 16,817.99 and 3,417.75

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Solution

The fourth proportional to 11,210.76, 16,817.99 and 3,417.75 is: 5,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.76 : 16,817.99 = 3,417.75 : x
  2. Step 2: Convert to fraction form
    11,210.76/16,817.99 = 3,417.75/x
  3. Step 3: Cross multiply
    11,210.76x = 16,817.99 × 3,417.75
  4. Step 4: Simplify right side
    11,210.76x = 57,479,668.23
  5. Step 5: Solve for x
    x = 57,479,668.23/11,210.76
  6. Step 6: Final answer
    x = 5,127.19

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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.