Home / 4,486.02-6,728.52-1,199.40

Finding the Fourth Proportional to 4,486.02, 6,728.52 and 1,199.40

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Solution

The fourth proportional to 4,486.02, 6,728.52 and 1,199.40 is: 1,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.02 : 6,728.52 = 1,199.40 : x
  2. Step 2: Convert to fraction form
    4,486.02/6,728.52 = 1,199.40/x
  3. Step 3: Cross multiply
    4,486.02x = 6,728.52 × 1,199.40
  4. Step 4: Simplify right side
    4,486.02x = 8,070,186.89
  5. Step 5: Solve for x
    x = 8,070,186.89/4,486.02
  6. Step 6: Final answer
    x = 1,798.96

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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.