Home / 5,514.63-8,272.05-1,817.16

Finding the Fourth Proportional to 5,514.63, 8,272.05 and 1,817.16

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Solution

The fourth proportional to 5,514.63, 8,272.05 and 1,817.16 is: 2,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.63 : 8,272.05 = 1,817.16 : x
  2. Step 2: Convert to fraction form
    5,514.63/8,272.05 = 1,817.16/x
  3. Step 3: Cross multiply
    5,514.63x = 8,272.05 × 1,817.16
  4. Step 4: Simplify right side
    5,514.63x = 15,031,638.38
  5. Step 5: Solve for x
    x = 15,031,638.38/5,514.63
  6. Step 6: Final answer
    x = 2,725.77

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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.