Home / 1,675.04-2,311.55-929.01

Finding the Fourth Proportional to 1,675.04, 2,311.55 and 929.01

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Solution

The fourth proportional to 1,675.04, 2,311.55 and 929.01 is: 1,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.04 : 2,311.55 = 929.01 : x
  2. Step 2: Convert to fraction form
    1,675.04/2,311.55 = 929.01/x
  3. Step 3: Cross multiply
    1,675.04x = 2,311.55 × 929.01
  4. Step 4: Simplify right side
    1,675.04x = 2,147,443.83
  5. Step 5: Solve for x
    x = 2,147,443.83/1,675.04
  6. Step 6: Final answer
    x = 1,282.03

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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.