Home / 7,412.02-11,118.05-3,029.48

Finding the Fourth Proportional to 7,412.02, 11,118.05 and 3,029.48

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Solution

The fourth proportional to 7,412.02, 11,118.05 and 3,029.48 is: 4,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.02 : 11,118.05 = 3,029.48 : x
  2. Step 2: Convert to fraction form
    7,412.02/11,118.05 = 3,029.48/x
  3. Step 3: Cross multiply
    7,412.02x = 11,118.05 × 3,029.48
  4. Step 4: Simplify right side
    7,412.02x = 33,681,839.38
  5. Step 5: Solve for x
    x = 33,681,839.38/7,412.02
  6. Step 6: Final answer
    x = 4,544.22

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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.