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Finding the Fourth Proportional to 4,850.65, 7,277.31 and 1,931.00

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Solution

The fourth proportional to 4,850.65, 7,277.31 and 1,931.00 is: 2,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.65 : 7,277.31 = 1,931.00 : x
  2. Step 2: Convert to fraction form
    4,850.65/7,277.31 = 1,931.00/x
  3. Step 3: Cross multiply
    4,850.65x = 7,277.31 × 1,931.00
  4. Step 4: Simplify right side
    4,850.65x = 14,052,508.63
  5. Step 5: Solve for x
    x = 14,052,508.63/4,850.65
  6. Step 6: Final answer
    x = 2,897.04

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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.