Home / 2,166.73-3,252.01-1,127.45

Finding the Fourth Proportional to 2,166.73, 3,252.01 and 1,127.45

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Solution

The fourth proportional to 2,166.73, 3,252.01 and 1,127.45 is: 1,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.73 : 3,252.01 = 1,127.45 : x
  2. Step 2: Convert to fraction form
    2,166.73/3,252.01 = 1,127.45/x
  3. Step 3: Cross multiply
    2,166.73x = 3,252.01 × 1,127.45
  4. Step 4: Simplify right side
    2,166.73x = 3,666,478.67
  5. Step 5: Solve for x
    x = 3,666,478.67/2,166.73
  6. Step 6: Final answer
    x = 1,692.17

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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.