Home / 7,412.02-11,119.24-3,514.30

Finding the Fourth Proportional to 7,412.02, 11,119.24 and 3,514.30

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Solution

The fourth proportional to 7,412.02, 11,119.24 and 3,514.30 is: 5,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.02 : 11,119.24 = 3,514.30 : x
  2. Step 2: Convert to fraction form
    7,412.02/11,119.24 = 3,514.30/x
  3. Step 3: Cross multiply
    7,412.02x = 11,119.24 × 3,514.30
  4. Step 4: Simplify right side
    7,412.02x = 39,076,345.13
  5. Step 5: Solve for x
    x = 39,076,345.13/7,412.02
  6. Step 6: Final answer
    x = 5,272.02

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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.