Home / 11,172.68-16,754.76-3,674.48

Finding the Fourth Proportional to 11,172.68, 16,754.76 and 3,674.48

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Solution

The fourth proportional to 11,172.68, 16,754.76 and 3,674.48 is: 5,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.68 : 16,754.76 = 3,674.48 : x
  2. Step 2: Convert to fraction form
    11,172.68/16,754.76 = 3,674.48/x
  3. Step 3: Cross multiply
    11,172.68x = 16,754.76 × 3,674.48
  4. Step 4: Simplify right side
    11,172.68x = 61,565,030.52
  5. Step 5: Solve for x
    x = 61,565,030.52/11,172.68
  6. Step 6: Final answer
    x = 5,510.32

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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.