Home / 7,049.04-10,572.70-1,855.32

Finding the Fourth Proportional to 7,049.04, 10,572.70 and 1,855.32

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Solution

The fourth proportional to 7,049.04, 10,572.70 and 1,855.32 is: 2,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.04 : 10,572.70 = 1,855.32 : x
  2. Step 2: Convert to fraction form
    7,049.04/10,572.70 = 1,855.32/x
  3. Step 3: Cross multiply
    7,049.04x = 10,572.70 × 1,855.32
  4. Step 4: Simplify right side
    7,049.04x = 19,615,741.76
  5. Step 5: Solve for x
    x = 19,615,741.76/7,049.04
  6. Step 6: Final answer
    x = 2,782.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.