Home / 2,173.73-3,001.13-1,675.45

Finding the Fourth Proportional to 2,173.73, 3,001.13 and 1,675.45

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Solution

The fourth proportional to 2,173.73, 3,001.13 and 1,675.45 is: 2,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.73 : 3,001.13 = 1,675.45 : x
  2. Step 2: Convert to fraction form
    2,173.73/3,001.13 = 1,675.45/x
  3. Step 3: Cross multiply
    2,173.73x = 3,001.13 × 1,675.45
  4. Step 4: Simplify right side
    2,173.73x = 5,028,219.88
  5. Step 5: Solve for x
    x = 5,028,219.88/2,173.73
  6. Step 6: Final answer
    x = 2,313.18

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1.5x scale

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.