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Finding the Fourth Proportional to 1,888.58, 2,828.54 and 1,847.54

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Solution

The fourth proportional to 1,888.58, 2,828.54 and 1,847.54 is: 2,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888.58 : 2,828.54 = 1,847.54 : x
  2. Step 2: Convert to fraction form
    1,888.58/2,828.54 = 1,847.54/x
  3. Step 3: Cross multiply
    1,888.58x = 2,828.54 × 1,847.54
  4. Step 4: Simplify right side
    1,888.58x = 5,225,817.41
  5. Step 5: Solve for x
    x = 5,225,817.41/1,888.58
  6. Step 6: Final answer
    x = 2,767.07

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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.