Home / 7,003.13-10,505.70-2,561.01

Finding the Fourth Proportional to 7,003.13, 10,505.70 and 2,561.01

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Solution

The fourth proportional to 7,003.13, 10,505.70 and 2,561.01 is: 3,841.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.13 : 10,505.70 = 2,561.01 : x
  2. Step 2: Convert to fraction form
    7,003.13/10,505.70 = 2,561.01/x
  3. Step 3: Cross multiply
    7,003.13x = 10,505.70 × 2,561.01
  4. Step 4: Simplify right side
    7,003.13x = 26,905,202.76
  5. Step 5: Solve for x
    x = 26,905,202.76/7,003.13
  6. Step 6: Final answer
    x = 3,841.89

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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.