Home / 4,687.93-7,029.84-4,230.02

Finding the Fourth Proportional to 4,687.93, 7,029.84 and 4,230.02

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Solution

The fourth proportional to 4,687.93, 7,029.84 and 4,230.02 is: 6,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.93 : 7,029.84 = 4,230.02 : x
  2. Step 2: Convert to fraction form
    4,687.93/7,029.84 = 4,230.02/x
  3. Step 3: Cross multiply
    4,687.93x = 7,029.84 × 4,230.02
  4. Step 4: Simplify right side
    4,687.93x = 29,736,373.44
  5. Step 5: Solve for x
    x = 29,736,373.44/4,687.93
  6. Step 6: Final answer
    x = 6,343.18

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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.