Home / 11,239.02-16,844.86-7,953.06

Finding the Fourth Proportional to 11,239.02, 16,844.86 and 7,953.06

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Solution

The fourth proportional to 11,239.02, 16,844.86 and 7,953.06 is: 11,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.02 : 16,844.86 = 7,953.06 : x
  2. Step 2: Convert to fraction form
    11,239.02/16,844.86 = 7,953.06/x
  3. Step 3: Cross multiply
    11,239.02x = 16,844.86 × 7,953.06
  4. Step 4: Simplify right side
    11,239.02x = 133,968,182.27
  5. Step 5: Solve for x
    x = 133,968,182.27/11,239.02
  6. Step 6: Final answer
    x = 11,919.92

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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.