Home / 11,623.02-17,428.86-5,782.92

Finding the Fourth Proportional to 11,623.02, 17,428.86 and 5,782.92

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Solution

The fourth proportional to 11,623.02, 17,428.86 and 5,782.92 is: 8,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.02 : 17,428.86 = 5,782.92 : x
  2. Step 2: Convert to fraction form
    11,623.02/17,428.86 = 5,782.92/x
  3. Step 3: Cross multiply
    11,623.02x = 17,428.86 × 5,782.92
  4. Step 4: Simplify right side
    11,623.02x = 100,789,703.07
  5. Step 5: Solve for x
    x = 100,789,703.07/11,623.02
  6. Step 6: Final answer
    x = 8,671.56

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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.