Home / 6,980.80-10,471.70-2,598.25

Finding the Fourth Proportional to 6,980.80, 10,471.70 and 2,598.25

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Solution

The fourth proportional to 6,980.80, 10,471.70 and 2,598.25 is: 3,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.80 : 10,471.70 = 2,598.25 : x
  2. Step 2: Convert to fraction form
    6,980.80/10,471.70 = 2,598.25/x
  3. Step 3: Cross multiply
    6,980.80x = 10,471.70 × 2,598.25
  4. Step 4: Simplify right side
    6,980.80x = 27,208,101.02
  5. Step 5: Solve for x
    x = 27,208,101.02/6,980.80
  6. Step 6: Final answer
    x = 3,897.56

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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.