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Finding the Fourth Proportional to 4,673.31, 7,013.46 and 1,900.98

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Solution

The fourth proportional to 4,673.31, 7,013.46 and 1,900.98 is: 2,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.31 : 7,013.46 = 1,900.98 : x
  2. Step 2: Convert to fraction form
    4,673.31/7,013.46 = 1,900.98/x
  3. Step 3: Cross multiply
    4,673.31x = 7,013.46 × 1,900.98
  4. Step 4: Simplify right side
    4,673.31x = 13,332,447.19
  5. Step 5: Solve for x
    x = 13,332,447.19/4,673.31
  6. Step 6: Final answer
    x = 2,852.89

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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.