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Finding the Fourth Proportional to 4,903.43, 6,750.23 and 4,405.89

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Solution

The fourth proportional to 4,903.43, 6,750.23 and 4,405.89 is: 6,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.43 : 6,750.23 = 4,405.89 : x
  2. Step 2: Convert to fraction form
    4,903.43/6,750.23 = 4,405.89/x
  3. Step 3: Cross multiply
    4,903.43x = 6,750.23 × 4,405.89
  4. Step 4: Simplify right side
    4,903.43x = 29,740,748.83
  5. Step 5: Solve for x
    x = 29,740,748.83/4,903.43
  6. Step 6: Final answer
    x = 6,065.29

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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.