Home / 8,197.02-11,310.30-5,675.04

Finding the Fourth Proportional to 8,197.02, 11,310.30 and 5,675.04

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Solution

The fourth proportional to 8,197.02, 11,310.30 and 5,675.04 is: 7,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.02 : 11,310.30 = 5,675.04 : x
  2. Step 2: Convert to fraction form
    8,197.02/11,310.30 = 5,675.04/x
  3. Step 3: Cross multiply
    8,197.02x = 11,310.30 × 5,675.04
  4. Step 4: Simplify right side
    8,197.02x = 64,186,404.91
  5. Step 5: Solve for x
    x = 64,186,404.91/8,197.02
  6. Step 6: Final answer
    x = 7,830.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.