Home / 11,485.68-17,224.06-4,088.76

Finding the Fourth Proportional to 11,485.68, 17,224.06 and 4,088.76

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Solution

The fourth proportional to 11,485.68, 17,224.06 and 4,088.76 is: 6,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.68 : 17,224.06 = 4,088.76 : x
  2. Step 2: Convert to fraction form
    11,485.68/17,224.06 = 4,088.76/x
  3. Step 3: Cross multiply
    11,485.68x = 17,224.06 × 4,088.76
  4. Step 4: Simplify right side
    11,485.68x = 70,425,047.57
  5. Step 5: Solve for x
    x = 70,425,047.57/11,485.68
  6. Step 6: Final answer
    x = 6,131.55

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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.