Home / 11,106.63-16,651.29-5,557.13

Finding the Fourth Proportional to 11,106.63, 16,651.29 and 5,557.13

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Solution

The fourth proportional to 11,106.63, 16,651.29 and 5,557.13 is: 8,331.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.63 : 16,651.29 = 5,557.13 : x
  2. Step 2: Convert to fraction form
    11,106.63/16,651.29 = 5,557.13/x
  3. Step 3: Cross multiply
    11,106.63x = 16,651.29 × 5,557.13
  4. Step 4: Simplify right side
    11,106.63x = 92,533,299.94
  5. Step 5: Solve for x
    x = 92,533,299.94/11,106.63
  6. Step 6: Final answer
    x = 8,331.36

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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.