Home / 7,960.14-10,977.30-5,270.13

Finding the Fourth Proportional to 7,960.14, 10,977.30 and 5,270.13

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Solution

The fourth proportional to 7,960.14, 10,977.30 and 5,270.13 is: 7,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.14 : 10,977.30 = 5,270.13 : x
  2. Step 2: Convert to fraction form
    7,960.14/10,977.30 = 5,270.13/x
  3. Step 3: Cross multiply
    7,960.14x = 10,977.30 × 5,270.13
  4. Step 4: Simplify right side
    7,960.14x = 57,851,798.05
  5. Step 5: Solve for x
    x = 57,851,798.05/7,960.14
  6. Step 6: Final answer
    x = 7,267.69

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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.