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Finding the Fourth Proportional to 1,875.44, 2,810.46 and 1,711.46

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Solution

The fourth proportional to 1,875.44, 2,810.46 and 1,711.46 is: 2,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.44 : 2,810.46 = 1,711.46 : x
  2. Step 2: Convert to fraction form
    1,875.44/2,810.46 = 1,711.46/x
  3. Step 3: Cross multiply
    1,875.44x = 2,810.46 × 1,711.46
  4. Step 4: Simplify right side
    1,875.44x = 4,809,989.87
  5. Step 5: Solve for x
    x = 4,809,989.87/1,875.44
  6. Step 6: Final answer
    x = 2,564.73

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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.