Home / 1,675.04-2,311.56-929.05

Finding the Fourth Proportional to 1,675.04, 2,311.56 and 929.05

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Solution

The fourth proportional to 1,675.04, 2,311.56 and 929.05 is: 1,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.04 : 2,311.56 = 929.05 : x
  2. Step 2: Convert to fraction form
    1,675.04/2,311.56 = 929.05/x
  3. Step 3: Cross multiply
    1,675.04x = 2,311.56 × 929.05
  4. Step 4: Simplify right side
    1,675.04x = 2,147,554.82
  5. Step 5: Solve for x
    x = 2,147,554.82/1,675.04
  6. Step 6: Final answer
    x = 1,282.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.