Home / 7,502.09-11,247.02-3,122.82

Finding the Fourth Proportional to 7,502.09, 11,247.02 and 3,122.82

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Solution

The fourth proportional to 7,502.09, 11,247.02 and 3,122.82 is: 4,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.09 : 11,247.02 = 3,122.82 : x
  2. Step 2: Convert to fraction form
    7,502.09/11,247.02 = 3,122.82/x
  3. Step 3: Cross multiply
    7,502.09x = 11,247.02 × 3,122.82
  4. Step 4: Simplify right side
    7,502.09x = 35,122,415.09
  5. Step 5: Solve for x
    x = 35,122,415.09/7,502.09
  6. Step 6: Final answer
    x = 4,681.69

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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.