Home / 7,514.88-11,259.38-4,980.42

Finding the Fourth Proportional to 7,514.88, 11,259.38 and 4,980.42

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Solution

The fourth proportional to 7,514.88, 11,259.38 and 4,980.42 is: 7,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.88 : 11,259.38 = 4,980.42 : x
  2. Step 2: Convert to fraction form
    7,514.88/11,259.38 = 4,980.42/x
  3. Step 3: Cross multiply
    7,514.88x = 11,259.38 × 4,980.42
  4. Step 4: Simplify right side
    7,514.88x = 56,076,416.44
  5. Step 5: Solve for x
    x = 56,076,416.44/7,514.88
  6. Step 6: Final answer
    x = 7,462.05

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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.