Home / 10,521.14-14,519.10-5,741.08

Finding the Fourth Proportional to 10,521.14, 14,519.10 and 5,741.08

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Solution

The fourth proportional to 10,521.14, 14,519.10 and 5,741.08 is: 7,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521.14 : 14,519.10 = 5,741.08 : x
  2. Step 2: Convert to fraction form
    10,521.14/14,519.10 = 5,741.08/x
  3. Step 3: Cross multiply
    10,521.14x = 14,519.10 × 5,741.08
  4. Step 4: Simplify right side
    10,521.14x = 83,355,314.63
  5. Step 5: Solve for x
    x = 83,355,314.63/10,521.14
  6. Step 6: Final answer
    x = 7,922.65

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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.